This paper investigates whether investor sentiment can explain stock return comovements. Our findings demonstrate that since the 1960s, there has been a clear and rapid increase in correlations between international equity markets. Decomposing the equity returns into fundamental and...

This paper proposes a novel approach to determine whether mutual funds time the market. The proposed approach builds on a heterogeneous agent model, where investors switch between cash and stocks depending on a certain switching rule. This represents a more flexible, intuitive, and parsimonious...

We study whether disagreement is a useful proxy for uncertainty in the foreign exchange market using monthly forecasts for the euro, British pound, and Japanese yen against the U.S. dollar over the 2001 - 2017 period. We obtain measures of uncertainty and find that disagreement is not robustly...