We propose a new joint model of intraday returns and durations to study the dynamics of several Chinese stocks. We include IBM from the U.S. market for comparison purposes. Flexible innovation distributions are used for durations and returns, and the total variance of returns is decomposed into...

Using a large sample of Chinese public listed firms from 2014 to 2021, we examine whether firms’ ESG performance inhibits corporate fraud. We find that high ESG performance mitigates corporate fraudulence. After conducting a series of robustness tests, the results remain unchanged. This...