Abstract We propose new methodology to construct arbitrage portfolios by utilizing information contained in firm characteristics for both abnormal returns and betas (and, therefore, smart-beta risk premiums). Our methodology gives maximal weight to risk-based interpretations of characteristics'...

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...