Kothari, Lewellen and Warner (2006) document that in the U.S. market aggregate earnings changes are negatively related to contemporaneous market returns. This is puzzling given the well-documented evidence that firm-level earnings changes are positively related to stock returns. In this study we...

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,...

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....

This paper takes a new approach to examine whether investors extrapolate from past returns to form expectations about future stock returns. Unlike prior research that relies on experiments or surveys to derive investors' expectations, we estimate expected returns directly from stock prices, the...

We test the proposition in Johnstone (2016) that new information may lead to higher, rather than lower, uncertainty about firms' future payoffs. Based on the Bayesian rule, we hypothesize earnings news that is inconsistent with investors' prior belief will lead to higher market uncertainty....