Conventional wisdom, reflected in firm, investment bank, and court practice and the way academics teach corporate finance, suggests that the equity cost of capital varies considerably across firms. This practice builds on a vast amount of evidence on expected rate of return differences between...

Using a value-weighted rather than an equally weighted regression, Easton and Sommers (2007) show that the upward bias in the risk premium implied by analysts' earnings forecasts falls to 1.6%, but remains statistically and economically significant. In this paper, we argue that any estimation of...

We study the effect of the predictability of order imbalance on market quality. We measure the degree of predictability by using the predictive likelihood from a dynamic linear model where the dependent variable is the day-ahead order imbalance. Empirically, we show that increasing order...