We propose that the volatility of order flow is a proxy for costs of information asymmetry, as order flow volatility varies positively with parameters that also influence adverse selection costs of trading. Empirically, order flow volatility is significantly higher prior to earnings or merger...

Following the recent financial crisis, a number of commentators have suggested that liquidity disappears in falling markets. It is when investors try to convert assets to cash that a lack of liquidity is felt most acutely. In other words, investor sales receive lower liquidity than investor...

We estimate buy- and sell-order illiquidity measures (lambdas) for a comprehensive sample of NYSE stocks. We show that sell-order liquidity is priced more strongly than buy-order liquidity in the cross-section of equity returns. Indeed, our analysis indicates that the liquidity premium in...