The notion of asset market efficiency -- that market prices "fully reflect" all available information -- requires the operation of mechanisms that rapidly incorporate new information into asset prices. Particularly problematic -- both theoretically and empirically -- has been the case where new...

We develop a multiple asset rational expectations model of asset prices to study the determinants of financial market contagion, and to provide an explanation for the pattern of contagion during the Asian financial crisis. Our findings show that the pattern and severity of financial contagion...

There have been numerous theoretical and empirical studies of the effect of exchange rate variability on the level of international trade. Most theoretical studies have concluded that under reasonable assumptions exchange rate variability ought to depress the level of trade. Empirical studies...

A central puzzle in international finance is that real exchange rates are volatile and, in stark contradiction to efficient risk-sharing, negatively correlated with relative consumptions across countries. This paper shows that a model with incomplete markets and a low price elasticity of imports...