In this paper,we assess the role of investment in research and development(R&D)and economic policy uncertainty(EPU)in Sri Lanka’s economic growth experience.We do this by first determining which endogenous growth...In this paper,we assess the role of investment in research and development(R&D)and economic policy uncertainty(EPU)in Sri Lanka’s economic growth experience.We do this by first determining which endogenous growth theories best explain the evolution of total factor productivity(TFP)in the country.Using historical time series data(1980–2018),we find that semi-endogenous growth theories best explain the evolution of TFP in Sri Lanka.This evidence suggests that R&D is critical to the country’s TFP expansion.We find that,through R&D,EPU has a crucial detrimental impact on TFP growth,although it is short-lived.Our findings are robust and have important implications for R&D investment and for moderating EPU.展开更多
Faced with a persistent pandemic,investors are concerned about portfolio diversification.While the literature on COVID-19 has evolved impressively,limited work remains on diversification opportunities.We contribute to...Faced with a persistent pandemic,investors are concerned about portfolio diversification.While the literature on COVID-19 has evolved impressively,limited work remains on diversification opportunities.We contribute to the literature by exploring the volatility and co-movement of different sovereign debt instruments,including green sukuk,sukuk,bond and Islamic and conventional equity indices for Indonesia.Our results consistently point towards increased asset co-movement and weak profitability during the pandemic.Interestingly,sukuk and green sukuk have a 14%correlation with stocks,suggesting potential diversification prospects in times of extreme shocks.展开更多
A large number of submissions were received in response to this call for paper on the theme of COVID-19 and the financial and economic systems.Naturally,the COVID-19 pandemic has dominated much of the recent finance a...A large number of submissions were received in response to this call for paper on the theme of COVID-19 and the financial and economic systems.Naturally,the COVID-19 pandemic has dominated much of the recent finance and economics literature.This call for paper was motivated by early special issues on the COVID-19 business and economics themes such as those published by Sha and Sharma(2020)and Sharma and Sha(2020,2021).This editorial has two parts.In the first part I summarize the key outcomes from each of the papers.In the second part,I identify an agenda for future research that has emanated from this special issue papers.展开更多
In this paper,we examine if COVID-19 has impacted the relationship between oil prices and stock returns predictions using daily Japanese stock market data from 01/04/2020 to 03/17/2021.We make a novel contribution to ...In this paper,we examine if COVID-19 has impacted the relationship between oil prices and stock returns predictions using daily Japanese stock market data from 01/04/2020 to 03/17/2021.We make a novel contribution to the literature by testing whether the COVID-19 pandemic has changed this predictability relationship.Employing an empirical model that controls for seasonal effects,return-related control variables,heteroskedasticity,persistency,and endogeneity,we demonstrate that the influence of oil prices on stock returns declined by around 89.5%due to COVID-19.This implies that when COVID-19 reduced economic activity and destabilized financial markets,the influence of oil prices on stock returns declined.This finding could have implications for trading strategies that rely on oil prices.展开更多
文摘In this paper,we assess the role of investment in research and development(R&D)and economic policy uncertainty(EPU)in Sri Lanka’s economic growth experience.We do this by first determining which endogenous growth theories best explain the evolution of total factor productivity(TFP)in the country.Using historical time series data(1980–2018),we find that semi-endogenous growth theories best explain the evolution of TFP in Sri Lanka.This evidence suggests that R&D is critical to the country’s TFP expansion.We find that,through R&D,EPU has a crucial detrimental impact on TFP growth,although it is short-lived.Our findings are robust and have important implications for R&D investment and for moderating EPU.
文摘Faced with a persistent pandemic,investors are concerned about portfolio diversification.While the literature on COVID-19 has evolved impressively,limited work remains on diversification opportunities.We contribute to the literature by exploring the volatility and co-movement of different sovereign debt instruments,including green sukuk,sukuk,bond and Islamic and conventional equity indices for Indonesia.Our results consistently point towards increased asset co-movement and weak profitability during the pandemic.Interestingly,sukuk and green sukuk have a 14%correlation with stocks,suggesting potential diversification prospects in times of extreme shocks.
文摘A large number of submissions were received in response to this call for paper on the theme of COVID-19 and the financial and economic systems.Naturally,the COVID-19 pandemic has dominated much of the recent finance and economics literature.This call for paper was motivated by early special issues on the COVID-19 business and economics themes such as those published by Sha and Sharma(2020)and Sharma and Sha(2020,2021).This editorial has two parts.In the first part I summarize the key outcomes from each of the papers.In the second part,I identify an agenda for future research that has emanated from this special issue papers.
基金support from the General Projects of the National Social Science Fund,China(No.19BJY225).
文摘In this paper,we examine if COVID-19 has impacted the relationship between oil prices and stock returns predictions using daily Japanese stock market data from 01/04/2020 to 03/17/2021.We make a novel contribution to the literature by testing whether the COVID-19 pandemic has changed this predictability relationship.Employing an empirical model that controls for seasonal effects,return-related control variables,heteroskedasticity,persistency,and endogeneity,we demonstrate that the influence of oil prices on stock returns declined by around 89.5%due to COVID-19.This implies that when COVID-19 reduced economic activity and destabilized financial markets,the influence of oil prices on stock returns declined.This finding could have implications for trading strategies that rely on oil prices.
