Meher, B. K., Hawaldar, I. T., Gil, M. T., & Dum, D. Z. (2021). Measuring Leverage Effect of Covid 19 on Stock Price Volatility of Energy Companies Using High Frequency Data. International Journal of Energy Economics and Policy, 11(6), 489–502. Retrieved from https://econjournals.com/index.php/ijeep/article/view/11866