Despite their strong positive average returns across numerous asset classes, momentum strategies can experience infrequent and persistent strings of negative returns. These momentum crashes are partly forecastable. They occur in "panic" states - following market declines and when market...

We document the return to investing in U.S. nonpublicly traded equity. Entrepreneurial investment is extremely concentrated, yet despite its poor diversification, we find that the returns to private equity are no higher than the returns to public equity. Given the large public equity premium, it...

Multihorizon temporal relationships between stock returns are complex due to confounding sources of return premia, microstructure effects, and changes in the relationship over various horizons. We find the relation to be further complicated by the sign and consistency of the past return that...