In this paper, we explain momentum profits using innovations in aggregate economy-wide default risk. First, we show that momentum returns are positive only during high default shocks and nonexistent otherwise. Second, we present evidence suggesting that a conditional default shock factor is...

We study the liquidity exposures of value and growth stocks over business cycles. In worst times, value stocks have higher liquidity betas than in best times, while the opposite holds for growth stocks. Small value stocks have higher liquidity exposures than small growth stocks in worst times,...

We document a positive relation between the volatility of liquidity and expected returns. Our measure of liquidity is based on Amihud (2002) and its volatility is measured using daily data. We show that the volatility of liquidity effect is different from previously documented liquidity risks:...