Zhang, Huacheng; Zhou, Guofu - 2023
We show that the conditional risk estimation in the ICAPM model (Merton, 1973) should contain the unspanned uncertainty … significant risk-return tradeoff in both aggregated market and stock cross-section, in both short and long run, and both in and …-investment portfolio buying stocks in the top unspanned risk decile and selling stocks in the bottom decile can generate a Fama …