"The paper documents a new empirical result that a high level of aggregate U.S. idiosyncratic stock return volatility is usually associated with a future appreciation in U.S. dollars. The relation is highly significant for most foreign currencies. For example, idiosyncratic volatility accounts...

"This paper shows that economic fluctuations can be largely demand-driven. In particular, the stylized open-economy business cycle regularities documented by Feldstein and Horioka (1980) and Backus, Kehoe and Kydland (JPE 1992) can be explained by the standard general equilibrium theory if...