Empirical evidences regarding the association of idiosyncratic volatility and stock returns are inconsistent with the Capital Asset Pricing Model (CAPM), which implies that idiosyncratic risk should not be priced because it would be fully eliminated through diversification. Using Exponential...

We conduct empirical tests of a simplified version of the ratio habit model developed in Abel(1990), in which habit is extended beyond the preceding period. We show that change in four-year consumption growth---the measure of consumption resulting from our ratio habit preference---explains the...

We analyze the daily predictability of investor sentiment across four major asset classes and compare sentiment measures based on news and social media with those based on trade information. For the majority of assets, trade-based sentiment measures outperform their text-based equivalents for...