-varying volatility are preferred to the long-run risk model. We analyze asset pricing implications of the estimated models …

when the markets offer high returns. ECINF is not only a priced risk factor, but the most significant factor in our asset … pricing tests, which suggests that ignoring the risk of information asymmetry may give rise to false discoveries of anomalies …. As a case in point, we show that momentum anomalies disappear once we control for the risk of information asymmetry. This …