This study quantifies the dynamic interrelationship between the KOSPI index return and search query data derived from the Naver DataLab. The empirical estimation using a bivariate GARCH model reveals that negative contemporaneous correlations between the stock return and the search frequency...

This paper examines the existence and drivers of price clustering on the Pakistan Stock Exchange (PSX), a market which was viewed as one of the best performing stock markets in the world during 2014-2017. We document abnormally high levels of stock price clustering, particularly on integer...

In this paper, I examine the conflicting evidence in the finance literature on whether the equity market underreacts or overreacts to liquidity shocks. Using comprehensive stock-level news data, I find that the market underreacts to liquidity shocks, whether or not there is contemporaneous...

Stock market returns are driven by political events. Investors adjust their behavior and reallocate their investments with respect to them. This study examines the effects of Myanmar’s 2020 general election and 2021 military coup on the Yangon Stock Exchange’s (YSX) returns. Myanmar is one...

This paper investigates the predictability of the firm news tone on stock return in Chinese market. We find that the news tone significantly positively predicts the cross-sectional future return in both short and long horizon. Beyond this, we generally find while the online news could predict...

Does high-frequency trade increase or decrease volatility in financial markets during crises? We introduce a novel intraday volatility measure for ETFs, and find that during the COVID-19 crisis period, the withdrawal of high-frequency trade from large stock ETFs increases intraday ETF volatility...

Using a very large data set with more than 9,700 stocks listed on NYSE, AMEX and NASDAQ, we analyze overnight price jumps and report short-term investor overreaction to information shocks and document return reversal and predictability up to five days. For negative and positive overnight jumps,...

This paper provides an empirical study on the predictability of implied volatility using dataset collected from the London over-the-counter currency option market. The present work is motivated by the lack of empirical studies that address implied volatility characteristics across various...

In this article, we are going to attempt to explain the origin, function, purpose and relation of the Stock Market to the modern financial system in India with the help of government documents, journals and valuable books for meaningful conclusion

We identify all return leader-follower pairs among individual stocks using Granger causality regressions. Thus-identified leaders can reliably predict their followers' returns out of sample, and the return predictability works at the level of individual stocks rather than industries. Our results...