This paper employs weighted least squares to examine the risk-return relation by applying high-frequency data from four major stock indexes in the US market and finds some evidence in favor of a positive relation between the mean of the excess returns and expected risk. However, by using...

This study examines investor herding behavior in Pacific-Basin equity markets. Results indicate that the level of herding is time-varying, and is present in both rising and falling markets. It is positively related to stock market performance, but negatively related to market volatility. Herding...