This paper finds that price inefficiency in individual stocks contributes to expected idiosyncratic volatility. If idiosyncratic risk is priced, greater price inefficiency could be associated with higher expected returns. Consistent with this hypothesis, this paper then finds a positive relation...

Theoretical predictions and empirical results are ambiguous about existence of seasonality in futures markets. This paper examines one prominent seasonality, i.e. the weekend effect in futures markets and presents rational and behavioral reasons for its existence. Specifically, we document a...