Energy RESEARCH LETTERS

Erhan Mugaloglu,Ali Yavuz Polat,Abdullah Dogan,Hasan Tekin

We investigate the dynamic relationship between global oil prices, the stock market, and oil and gas stock (FTSE-OG) returns in the UK through a structural vector autoregressive (VAR) framework during the COVID-19 pandemic. The structural VAR results

Hakan Yilmazkuday

This paper investigates (crude) oil price pass-through into gasoline spot and gasoline retail prices in the U.S. due to the effects of coronavirus disease 2019 (COVID-19). The investigation uses daily data in a structural vector autoregression framework.

Maksym Chepeliev

This paper provides a quantitative assessment of the European Carbon Border Adjustment Mechanism (CBAM) implementation. We find limited impacts of the CBAM for most European Union (EU) trading partners. Ukraine is the most impacted country, with a per

Isaac Appiah-Otoo

This study examines the effect of economic policy uncertainty (EPU) on renewable energy (RE) growth for 20 countries using data for the 2000 to 2018 period. Our findings indicate that EPU has an insignificant negative effect on RE growth. The results

Hao Xiong,Wen Shi,Shilin Xu,Huayu Shen

The international industrial chain has been impacted by the COVID-19 pandemic with the energy and power industrial chain most impacted. This paper studies the impact of COVID-19 on energy and power firm liabilities and finds that COVID-19 has (a) raised

Selçuk Akçay

Understanding the nexus between oil prices and remittance outflows is critical for both remitting and recipient countries. This is the first study that examines the asymmetric impact of oil prices on remittance outflows for Saudi Arabia. Relying on the

Mustafa Tevfik Kartal

We examine the short-selling ban imposed by the National Commission for Companies and the Stock Exchange of Italy, the authority that regulates the Italian securities market, on three Italian energy stocks. We find that the effect of the short-selling

Panagiotis N. Fotis

The European Union (EU) has in recent years made significant efforts to incorporate green growth issues to EU strategic policies in favor of public and private sectors. In this paper, we present critical aspects of the European Green Growth Deal and we

Ikhlaas Gurrib , Qian Long Kweh , Davide Contu , Firuz Kamalov

We examine the short-selling ban imposed by the National Commission for Companies and the Stock Exchange of Italy, the authority that regulates the Italian securities market, on three Italian energy stocks. We find that the effect of the short-selling

Ismail Fasanya , Oluwatomisin Oyewole

We examine the predictability of the energy futures market with a diseases-based uncertainty index using a non-parametric framework. We observe that: (1) non-linearity is significant when examining the causal relationship between uncertainties due to

Brantley Liddle

We estimate environmental stringency’s influence on end-use energy prices for high-income countries by examining the impact of four measures of environmental stringency on residential and industrial electricity prices and road gasoline and diesel prices.

Muhammed Sehid Gorus

In this paper, we test four fundamental hypotheses on the applicability of energy conservation policies, namely, conservation, neutrality, growth, and feedback. We utilize an annual dataset for sectoral levels of energy use and income level. We find that

H. Murat Ertuğrul , B. Oray Güngör , Uğur Soytaş

We analyze the effect of the COVID-19 outbreak on volatility dynamics of the Turkish diesel market. We observe that a high volatility pattern starts around mid-April, 2020 and reaches its peak on 24/05/2020. This is due to the government imposed weekend

Michael Polemis , Symeoni Soursou

This study examines the impact of the COVID-19 pandemic on the stock returns of 11 Greek energy listed companies. Using an event study approach covering a window of 10 days before and 10 days after the general lockdown (23/3/2020), we show that the pandemic

Bradley Ewing

This study estimates how crude oil pipeline capacity affects the volatility of industrial production. The standard economic impacts of pipelines on jobs, output, value added, and government revenues are firmly established. However, this paper fills a

Buket Altinoz , Nicholas Apergis , Alper Aslan

This paper analyzes the association between energy consumption, carbon dioxide emissions and economic growth. The results from panel quantile regressions for 57 countries and three different regions support deviations from sustainable growth in the full

Afees Salisu , Idris Adediran

Motivated by the COVID-19 pandemic, we examine the role of uncertainty due to infectious diseases in predicting energy market volatility using the new dataset on Equity Market Volatility-Infectious Diseases (EMV-ID). We find that the new measure of market

Lilia Karpinska , Sławomir Śmiech

Abstract The study offers first evidence on the persistence of energy poverty (EP) in 26 European countries. We examine the interaction between EP and subjective poverty in the long run. We apply the Markov process and clustering techniques to micro-level

Bernard Njindan Iyke

In this paper, we examine the reaction of US oil and gas producers to the COVID-19 pandemic. We find that firms react to COVID-19 heterogeneously. The pandemic significantly explains 28% of returns and 27% of return volatility. These findings are qualitatively

K.P. Prabheesh , Rakesh Padhan , Bhavesh Garg

This study focuses on the relation between stock price returns and oil price returns covering the COVID-19 period. This relation is examined for major net oil-importing Asian countries. Utilizing daily data, we fit a DCC-GARCH model. We find evidence

Wenli Huang , Yuqi Zheng

This paper investigates whether the relationship between investor sentiment and crude oil futures price has changed during the COVID-19 pandemic. We find a structural change in the relationship from December 31, 2019 to February 25, 2020. The elasticity

Neluka Devpura , Paresh Kumar Narayan

In this paper, we study the evolution of hourly oil price volatility. Using multiple measures of oil price volatility, we conclude that volatility increased following the onset of COVID-19. After controlling for conventional predictors of oil price volatility,

Jawad Asif , Irene Wei Kiong Ting , Qian Long Kweh

This study examines the association between intellectual capital investment and firm performance of the Malaysian energy sector. A non-linear relationship between intellectual capital investment and firm performance is established. At low levels of intellectual

Anelí Bongers

This paper studies the implications of environmental policies for energy efficiency and emission efficiency. We develop an environmental-economic model in which energy consumption produces pollutant emissions that negatively affect productivity. We find

Luis A. Gil-Alana , Manuel Monge

The effect of the COVID-19 crisis on crude oil prices is investigated by using long memory techniques. The oil price series is highly persistent with an order of integration of 0.84, displaying mean reversion. When we examine data before the onset of

Paresh Kumar Narayan

We evaluate the relative importance of COVID-19 infections and oil price news in influencing oil prices. We show that when the number of new COVID-19 infections surpasses 84,479, COVID-19 exerts a bigger effect on oil prices. Oil price news when conditioned

Meng Qin , Yu-Chen Zhang , Chi-Wei Su

This paper probes the interrelationship between pandemics and oil prices. It shows that the pandemics may reduce the oil demand, causing oil prices to decrease, which is inconsistent with the predictions of the intertemporal capital asset pricing model.

Mengyao Fu , Huayu Shen

COVID-19 has had a major impact on the global economy and the energy sector has also been significantly affected by the pandemic.. This paper studies the impact of COVID-19 on corporate performance in the energy industry and finds that COVID-19 has had

Lu Liu , En-Ze Wang , Chien-Chiang Lee

This research explores the interaction among the COVID-19 pandemic, crude oil market and stock market in the U.S. by utilizing a time-varying parameter vector auto regression (TVP-VAR) model. Our results indicate that there is a negative connection between

Emmanuel Apergis , Nicholas Apergis

This paper investigates the effect of the COVID-19 and oil prices on the US partisan conflict. Using daily data on world COVID-19 and oil prices, monthly data on the US Partisan Conflict index, and the MIDAS method, the finding suggests that both COVID-19

Zheng Shi,Dongmin Kong

This study focuses on the relation between the fluctuation of international oil prices and China’s energy stock market during the COVID-19 pandemic, using a dynamic conditional correlation generalized autoregressive conditional heteroskedasticity model.

Hongshan Ai,Xiaoqing Tan

This paper reviews recent economic studies that estimate the impacts of energy accidents and energy-related policies and regulations on pollution and health. Using difference-in-differences and regression discontinuity designs, most papers show that energy

Yaya Li,Shuai Qin

This article uses the S-curve model to empirically explore global carbon capture and storage (CCS) technology development stages and conduct a comparative analysis for various countries. The results indicate that global CCS technology is currently in

Wanhai You,Yue Zhang,Chien-Chiang Lee

This research is designed to study the Granger causality between climate risk, economic stability, and tourism. It uses the heterogeneous panel Granger approach developed by Dumitrescu and Hurlin (2012). This approach is particularly useful for data with

Zhiwen He,Wenwu Xing,Yongxiu Chen

We use intermediary effect models to analyze the relation between marketization and energy efficiency and its mechanism, using panel data on 30 provinces in China from 2010 to 2018. The results show that marketization can significantly promote energy

Xin-Xin Zhao,Pei-Dong Deng

Using panel data covering 136 countries from 1989 to 2019, this study investigates the impact of epidemics on energy security. Our empirical results show a significantly negative impact of epidemics on energy security, not only in the current year but

Bijoy Rakshit

This study investigates the impact of natural disasters on energy consumption across selected Indian states from 1996 to 2019. Using the system generalized method of moments, we examine whether the frequent occurrence of floods and droughts alters India’s

Mengxu Xiong

This study probes the relation between uncertainty, the Chinese stock market, and the Chinese energy stock market during the COVID-19 pandemic period, using a structural vector autoregressive model. This paper shows that uncertainty negatively shocks

K.P. Prabheesh,Sanjiv Kumar

This study empirically analyzes the dynamic relation between oil price returns, exchange rates, stock returns, and uncertainty shocks. Utilizing daily data, we employ a structural vector autoregression econometric technique to explore the impact of uncertainty

Chen Liu

This study examines the effect of the COVID-19 outbreak on the energy stock market. Based on a sample of Chinese energy stocks, we find that COVID-19 has a negative effect on energy stock prices. In particular, the negative pandemic sentiment from newspaper

Wenli Huang,Mian Wu

Our research explores how the COVID-19 pandemic has influenced the asymmetric spillover effects in the oil and gold markets. Through a VAR(p)-BEKK-AGARCH(1,1) model fitted to daily gold and oil price data, 1) we find evidence of spillover only from the

Yanhong Qian,Lei Yan

This paper studies the effects of petrol prices on individuals’ subjective well-being (SWB). Three waves of household data from the China Health and Retirement Longitudinal Study and petrol prices at the province level are used and ordered probit models

Hao-Chang Yang

This paper investigates the impact of environment policy stringency on energy efficiency by using the unbalanced data of 23 countries from 1990 to 2015. The regression results show that increased stringency of environmental policy implementation has a

Yue Zhang

This study explores the relation between Chinese oil stock price volatility and the COVID-19 pandemic using an autoregressive conditional heteroskedasticity model and its generalization. We show that the COVID-19 outbreak has a positive and weakly persistent

Zheng Shi,Dongmin Kong

This study focuses on the relation between the fluctuation of international oil prices and China’s energy stock market during the COVID-19 pandemic, using a dynamic conditional correlation generalized autoregressive conditional heteroskedasticity model.

Hongshan Ai,Xiaoqing Tan

This paper reviews recent economic studies that estimate the impacts of energy accidents and energy-related policies and regulations on pollution and health. Using difference-in-differences and regression discontinuity designs, most papers show that energy

Mengting Jiang,Dongmin Kong

Based on a vector autoregressive model and a dynamic conditional correlation generalized autoregressive conditional heteroskedasticity model, this study explores the relation between the international crude oil market and the Chinese energy stock market.

Mahelet G. Fikru

Despite rising interest in residential photovoltaics (PV), the percentage of homeowners who have installed them remains low. This study seeks to understand systematic behavioral differences between PV adopters and PV considerers. PV considerers have talked

Yumiao Wang,Dongmin Kong

This paper focuses on the relation between China’s economic policy uncertainty and the energy stock market. Based on monthly data from July 2007 to June 2021, we use a structural vector autoregression model to investigate the effect of economic policy

Chintamani Jog,Travis Roach

Retail gasoline sales generally take place in an incredibly competitive environment with highly visible prices, many competitors, and homogeneous goods. Here, we show how price–cost margins have changed in an era of drastic changes to transportation

Zhen Yu,Jinpo Li ,Ge Yang

This note reviews the indexes used in academic studies and official reports to quantify energy security levels. With the enrichment of energy security connotation, the dimension and organization of such indexes have undergone changes, such as the index

Zhiye Gao,Xin Gu,Wenjing Qin,Baoming Huang

This note reviews academic research models and reports the selection of an appropriate model that can quantify the benefits of regional power connectivity in the region of China’s Belt and Road Energy Partnership. A top-down macro model is more suitable

Selçuk Akçay

The question of the direction of causality between investor sentiment and oil prices remains moot in the literature. Using a recently developed time-varying causality test and monthly data, this study examines the causal relation between investor sentiment

Chinmaya Behera,Pramod Kumar Mishra

This study examines interconnectedness and nonlinearity between energy futures indices, the exchange rate, and COVID-19 cases in India. Using a dynamic connectedness approach, the study confirms that, on average, 39.71% of the shock to one index spills

Muhammed Ashiq Villanthenkodath ,Mantu Kumar Mahalik

We evaluate the asymmetric impact of the second wave of COVID-19 on the spot electricity price in India. The estimated nonlinear autoregressive distributed lag model shows that both positive and negative shocks from the COVID-19 pandemic reduce the long-run

Alok Kumar Mishra,Aruna Kumar Dash

We investigate the connection between the carbon ecological footprint, economic globalization, population density, financial sector development, and economic growth in five South Asian nations from 1971 to 2019. Using a panel autoregressive distributed

Vaseem Akram

This study unveils whether access to electricity (ACSEL) causes the education of pupils (EDUPS) across BRICS countries for the period 1993–2018. Granger and Dumitrescu–Hurlin panel causality tests are applied, and their results show that ACSEL causes

Santosh Kumar Sahu,Varghese Manaloor ,Prantik Bagchi

Emerging economies such as India are highly vulnerable due to the spread of COVID-19. We document the impact of COVID-19 on the power sector in India. We estimate the average energy demand and supply for the Indian states using data from March 23 to September

Abdulrasheed Zakari,Irfan Khan

In this study, we examine the role of green finance in achieving a sustainable environment for 11 of the top countries in terms of investment in environmental protection from 2006 to 2017. By applying panel-corrected standard errors and the feasible generalized

Ehsan Rasoulinezhad

This paper attempts to identify the most important factors for the success of the green bond market during the COVID-19 pandemic. Using an interactive management approach, we find that the legal framework for green bond operation and the interest rate

Sitara Karim,Muhammad Abubakr Naeem

This study investigates the connectedness between the clean energy and Australian electricity markets from May 2005 to December 2020. Using time-varying parameter vector autoregressions, we find weak connectedness between the clean energy and Australian

Vijeta Singh,Nandita Mishra

Qi Liu,Yongyu Gui,Wei Wang,Hua Wang

This paper examines the impact of macro-environmental regulations on corporate financial constraints, using the shocks of China’s low-carbon city pilots and panel data on Chinese A-share listed companies from 2009 to 2018. We find that low-carbon city

Narayan Sethi,Devi Prasad Dash

We estimate the impacts of energy-led growth, quality of life, and institutional factors on carbon emission intensity. Utilizing a balanced panel of 21 Asia-Pacific Economic Cooperation (APEC) economies, we show that energy-led growth contributes heavily

Arindam Paul,Jayanti Behera,Dukhabandhu Sahoo

This paper examines the asymmetric impacts of renewable energy intensity (REI) and non-renewable energy intensity (NREI) on total factor productivity (TFP) growth in 17 Asia-Pacific countries during 1990–2018. The results reveal that REI positively

Charumathi Balakrishnan,Habeebu Rahman

We investigate country-specific energy-related contextual determinants that influence companies in BRICS nations (Brazil, Russia, India, China, and South Africa) to participate in and disclose climate change information to the Carbon Disclosure Project

Charumathi B,Mangaiyarkarasi T

We assess the effect of the COVID-19 pandemic on CO2 emissions in India. We study the impact of COVID-19–induced control measures on the major contributors of CO2 emissions by using a difference-in-differences model and eliminating the lockdown effect.

Fabian Scheller,Sören Graupner,ames Edwards,Simon Johanning,Claire Bergaentzlé,Thomas Bruckner

This paper explores the role of social interactions in residential photovoltaic (PV) adoption. Our survey data from Germany indicate that residential PV decision makers are influenced primarily by stakeholders to whom they ascribe beneficial attributes.

Isaac Appiah-Otoo

This study analysed the influence of the ongoing Russia–Ukraine war on US oil prices. The quantile regression estimates revealed that the war increased oil prices. The wavelet coherence analysis also revealed that the war played a key role in oil prices.

Afees Salisu,Philip Omoke,Olalekan Fadiya

In this study, we pursue two main innovations. First, we evaluate the predictive value of climate policy uncertainty (CPU) for oil market volatility. Second, we demonstrate how an investor can exploit the information contents of CPU to gain higher returns.

Zehra Ilknur Yilmaz,Ramazan SARI,Aysen Sivrikaya,Fahman Fathurrahman

The direct rebound effect for space heating targeting households in Ankara, Turkey, is calculated by using primary and socio-economic indicators related data for energy efficiency applications in buildings. The demographic, dwelling characteristics, and

Isiaka Akande Raifu

This study examines the time-varying causality between oil returns and stock returns in Norway. We find that data frequency determines the direction of causality between oil returns and stock returns. A bidirectional causality exists between oil returns

Manuel Monge,Juan Infante

We investigate historical data for crude oil prices using autoregressive fractionally integrated moving average (ARFIMA) models to determine whether shocks in the series have transitory or permanent effects. Our best specification is an ARFIMA(2,d,2)

Daniel Sloot,Nico Lehmann,Armin Ardone,Wolf Fichtner

Residential electricity demand response programs can play a substantial role in facilitating a sustainable energy transition, but it is important to examine the consumer behaviors necessary to harness this potential. We outline three behavioral dimensions

Kazeem Isah,Adedapo Odebode,Oluwafemi Ogunjemilua

Motivated by the increasing evidence of oil price-related transition risk from climate change, we employ the classic GARCH (1,1) and its extended variant (GARCH-X) to identify the degree of oil market volatility that is due to climate risk. We find that

Taofeek O. AYINDE,Farouq A. ADEYEMI

The study examines the global evidence of oil supply shocks and climate risks. Using the GARCH-MIDAS regression and a dataset spanning the period 2000 – 2018, we find that oil supply shocks are a better predictor of climate risks than the inherent environmental

Jamiu Badmus,Sodiq Bisiriyu,Oluwadamilola Alawode

This study investigates the interdependence between oil shocks and green investments over time and frequency domains. Using the wavelet coherence approach, our results show evidence of bidirectional causality between all the variants of oil shocks and

Nuruddeen Usman,Emeka Okoro Akpa,Hassana Babangida Umar

In this short note, we investigate persistence in two climate risk measures – climate policy uncertainty index (cpu_index) and the Global Land and Ocean Temperature Anomalies (GLOT). Using the fractional integration method, we find that cpu_index and

Charumathi Balakrishnan,Beemamol M

The Covid-19 pandemic disrupted economic activities, which led to the reduction of carbon dioxide (CO2) emissions due to lockdowns and restrictions. Using Benford’s Law, we tested for anomalies in the world’s daily CO2 emissions data for different

Bruno Benevit,Daniel Uhr,João Vítor Paz Corrales,Júlia Gallego Ziero Uhr

We examine the effect of the “Proposal for Free Market Expansion of the Electricity Sector” disclosure on Brazil’s short-term stock market prices and volatility. We employ the Difference-in-Differences and the Doubly Robust Difference-in-Differences

Xi-Li Lin, Hua-Tang Yin

Employing a panel of 166 economies covering 1996 – 2018, we investigate the impact of gender equality on green innovation. Our findings indicate that an improvement in gender equality improves green innovation performance. This result is supported by

Jacob Ladenburg, Kiri Campbell

The correlation between screen size and visualisations of wind turbines in an internet survey with 2,359 respondents is analysed. Respondents answering the survey on a screen smaller than or equal to an A4 sheet find the visualised wind turbines significantly

Aqib Mujtaba, Pabitra Kumar Jena

This study investigates the nexus between the energy market and its determinants in eight countries from the Asia-Pacific region over 1994–2018. The results show energy demand, prices, economic growth and industrialization positively affect the energy

Chien-Chiang Lee, Wenwu Xing, Chang-song Wang

Using a panel data of 30 provinces in China from 2006 to 2018, this study evaluates the impact of energy security on economic development by employing the entropy method and panel quantile regression model. The study reveals (a) an upward trend in energy

Miguel Angel Martin-Valmayor, Luis Alberiko Gil-Alaña

We examine the hourly structure of energy prices in Spain using 12 one-month-long series (from November 2020 to October 2021) of samples of hourly pricing (from 00:00 to 23:00) for each day of the month and applying a long memory approach with fractional

Julie Ann Basconcillo, Aurelija Rimkute

This study reinvestigates the effects of socioeconomic factors on residential electricity consumption in 33 provinces of Indonesia during 2014–2020. We estimate two dynamic panel models of electricity demand at two levels, namely, the household and

Biman Chand Prasad, Paresh Kumar Narayan, Joel Abraham

In this note, we explore price leadership in Fiji’s energy market. Using key energy prices, such as oil, diesel, premix, kerosene and motor spirits, we propose a price leader model. The price discovery model and its theory were proposed by Westerlund,

Ata Assaf, Khaled Mokni, Luis Alberiko Gil-Alana

This paper investigates long memory and change in persistence of the rare earth market index. We test for the presence of long memory, complemented with tests that account for regime change or breaks. Our findings confirm the presence of long memory in

Inzamam Ul Haq

This paper explores the connectedness between the cryptocurrency environmental attention index and four major green financial assets using time-varying parameter vector autoregression model from January 2014 to December 2021. Findings reveal that connectedness

Xiaohang Ren, Kang Yuan, Lizhu Tao, Cheng Yan

We select 44 macroeconomic variables as predictors and employ multiple statistical models to forecast EU carbon futures price returns. The predictors in this study are high-dimensional and have the group structure, and we find that, in this case, the

Joel Abraham, Akeneta Vonoyauyau, Seema Wati Narayan

This note examines the effects of the COVID-19 pandemic on price-controlled petroleum and LPG prices in Fiji. We develop autoregressive models of price control orders authorised by the Fijian Competition and Consumer Commission and find that the controlled

Emeka Akpa, Ismaila Okunoye, Maxwell Jimmy, Sheriff Badmus

The study uses a novel approach to test for the persistence of green asset returns, fossil fuel returns, and climate policy uncertainty. We find evidence of persistence in the series when asymmetries are considered in our test. The fossil fuel returns

Mohammad Rifat Rahman

Utilizing the Autoregressive Distributed Lag (ARDL) framework for cointegration, this study performs a comprehensive long and short-run analysis of the connection between trade development and fossil fuel consumption using data from 1980 to 2020. Fossil

Aktham Maghyereh, Abdel Razzaq Al Rababa'a, Salem Adel Ziadat

We examine the effect of oil price uncertainty on sovereign credit risks in Gulf Cooperation Council (GCC) countries. Unlike past studies, we employ a structural vector autoregression with multivariate GARCH-in-mean (VAR-GARCH-in-mean) approach after

Hameeda Akhtar, Tabassum Un Nisa

This study explores the combined effect of some macroeconomic variables on Pakistan’s economic growth from 1970 to 2022 in the presence of the Environmental Kuznets Curve. The results indicate that energy usage significantly affects carbon dioxide (CO2)

Xiaohang Ren, Jingxuan Cao, Kun Duan

This paper studies the correlation between Chinese crude oil futures and international benchmarks using DCC-MIDAS models. We find that the correlation between the Chinese and international crude oil markets heightened during the COVID-19 outbreak and

OlaOluwa Yaya

Day-of-the-week persistence and seasonality of electricity prices in Spain, spanning 01/01/2006 to 04/11/2021, are investigated by employing updated fractional persistence frameworks in non-linear settings. The results show marginal higher persistence

Seyed Alireza Athari, Ali Awais Khalid, Qasim Raza Syed

This study investigates the co-movement between the Twitter-based economic uncertainty index (TEU) and US energy stocks using the wavelet coherence method. The results reveal a homogenous negative co-movement of the TEU with the energy stocks, implying

Khadijat A. Azeez, Victor O. Hambolu, Andy T. Okwu, Bukunmi A. Agboola

We analysed how public sentiments have affected global commodity market volatility during the Russia-Ukraine war. Using principal component analysis, we created a sentiments index from 30 carefully selected Google trends search keywords related to the

Aliyu Akorede Rufai, Kingsley Imandojemu, Tubobanimi Inoma Abbiyesuku

This study explores the time-frequency role of climate risk in the oil price dynamics using wavelet techniques. The findings show that oil prices are affected by climate risk, although some interdependent relationships are evident between the two variables

Chi Keung Woo, A. Tishler, Kang Hua Cao, Han Qi, Raymond Li, Jay Zarnikau

Electricity outage cost (EOC) estimates ($ per kWh unserved) are essential input data for optimal reliability planning and efficient pricing of electricity services. Based on the 2019-2020 market data published by two US government agencies for the lower

Olayemi O Adu, Blessing O Idakwoji

We re-evaluate the efficiency of selected commodity markets during the Russia-Ukraine crisis using the asymptotic normal variance ratio test. We find that there is a substantial difference in the commodity prices before and after the war’s commencement.

Solomon Gbaka, Victor U. Ijirshar

This study examines the impact of the Russia-Ukraine war on food prices in 12 low-and middle-income countries (L&MICs) using Mean Group and Pooled Mean Group techniques on monthly data from January 2021 to April 2023. The study confirms the long run positive

Elias A. Udeaja, Kazeem Isah

We offer new insights into the volatility dynamics of food prices based on the increasing vulnerability of farming activity to climate change and terrorism in Nigeria. We employ a Generalized Autoregressive Conditional Heteroscedasticity framework with