"This paper finds strong evidence of time-variations in the joint distribution of returns on a stock market portfolio and portfolios tracking size--and value effects. Mean returns, volatilities and correlations between these equity portfolios are found to be driven by underlying regimes that...

We examine the effect of realized skewness on Chinese stock returns. We construct realized skewness by using intraday data at a monthly horizon. Our study finds a significant negative relation between realized skewness and future stock returns in both portfolio analyses and cross-sectional...