This paper reviews research on the effects of different measures of liquidity on asset prices. The foundation is the pricing of liquidity as an asset characteristic that began with the theoretical model and empirical evidence of Amihud and Mendelson (1986). The positive relation between expected...

This paper presents a liquidity factor IML, the return on illiquid-minus-liquid stock portfolios. The IML, adjusted for the common risk factors, measures the illiquidity premium whose annual alpha is about 4% over the period 1950-2012. I then test whether the systematic risk (β) of IML is...