The authors study whether the pricing of systematic factors depends on the investment horizon over which risk is measured. Market beta and Fama--French value beta are priced when risk is measured over intermediate horizons, while liquidity beta is priced over short horizons. Alpha on a...

We show that the pricing of idiosyncratic volatility (IV) is due to unaccounted systematic risk, which affects a large number of asset pricing anomalies. A single common IV component explains one third of variation in IV. Mispricing arises when sorting stocks by the part of IV predicted by...

Market portfolio composition substantially affects cost of equity estimates. Adding Treasury securities to an equity-only market portfolio substantially changes both estimated market betas and the estimated market excess return. Though the sign and magnitude of the net impact of these changes is...