This study investigates the impact of foreign investors on the informational efficiency of stock prices in local markets. Using a large sample of Japanese firms over the period 1975 to 2008, we find that prices deviate less from a random walk for stocks with a large change in foreign ownership....

We examine, in a controlled experimental setting, whether changes in investor mood cause changes in the determinants of stock prices. Our results show that a deterioration in mood, reflected in the negative dimensions of mood state, increases the level of risk aversion in male, but not female,...