Persistent differences in interest rates across countries account for much of the profitability of currency carry trade strategies. "Commodity currencies'' tend to have high interest rates while low interest rate currencies belong to exporters of finished goods. This pattern arises in a...

We quantify the effect of a significant technological innovation, shale oil development, on asset prices. Using stock returns on major news announcement days allows us to link aggregate stock price fluctuations to shale technology innovations. We exploit cross-sectional variation in industry...

The decade prior to the Great Recession saw a boom in global trade and rising transportation costs. High-yielding commodity exporters' currencies appreciated, boosting carry trade profits. The Global Recession sharply reversed these trends. We interpret these facts with a two-country general...