Following empirical evidences that political activities impact stock market performance, this present paper examines efficiency and volatility of Nigerian stock market during presidential elections. We use a 5-month event window approach to obtain the data for each election period. This implies...

Market efficiency and volatility persistence of five green investments, before and during the COVID-19 pandemic, are investigated by employing a nonlinear I(d) framework with Chebyshev polynomial in time. Results show that green investments are more efficient before the crisis, and also...

The infant mortality rates in 45 Asian countries (1960-2018), obtained from the Federal Reserve Bank of St. Louis database, are investigated using the I(d) framework, which allows for simultaneous estimation of the degree of persistence and nonlinearities in infant mortality rates as well as...

The infant mortality rates in 45 Asian countries (1960-2018), obtained from the Federal Reserve Bank of St. Louis database, are investigated using the I(d) framework, which allows for simultaneous estimation of the degree of persistence and nonlinearities in infant mortality rates as well as...

This paper investigates the possibility of middle-income convergence among seven members of Southeast Asian nations (Indonesia, Laos, Malaysia, Myanmar, Philippines, Thailand, and Vietnam), with Malaysia being in upper-middle-income rank and other six countries in lower-middle-income rank. We...

This study uses the recently developed Generalized Autoregressive Conditional Heteroscedasticity (GARCH) model-based unit root test of Narayan et al. (2016) to examine the stock market efficiency of 19 Asian countries, using daily prices. The model flexibly accounts for heteroskedasticity and...

This paper deals with the analysis of long-run relationships of fear indices for US stocks, commodities, and the energy sector with global fear indices for stocks and oil. Departing from the classical literature, fractional integration, and cointegration techniques are used to determine the...