This study investigates the impact of political news on stock price movements. Analyzing more than 3,200 tweets from US President Donald Trump's Twitter account, we find that tweets related to the US-China trade war negatively predict S&P 500 returns and positively predict VIX. Granger causality...

The consideration of an averaging interval Δ of market trade time-series change the basic consumption-based asset pricing equation. The duration of Δ determines Taylor series of investor’s utility over current and future values of consumption. We present consumption at current and future...

Purpose - The purpose of this paper is to examine the effect of economic policy uncertainty (EPU) of China on investment opportunities in five ASEAN economies. Design/methodology/approach - This paper employs advanced empirical approaches, such as Multivariate DCC-GARCH and Continuous Wavelet...

The stock market operates on informed decisions based on information gathered from heterogeneous sources, encompassing diverse beliefs, strategies, and knowledge. This study examines the validity of rational bubbles in stock market prices, focusing on eight African stock markets: South Africa,...