Forecasting currencies with commodity prices -- Commodity prices, commodity currencies, and global economic developments / Jan J. J. Groen and Paolo A. Pesenti -- Comments: Kalok Chan, Roberto S. Mariano -- The relationship between commodity prices and currency exchange rates: evidence from the...

Does corporate diversification reduce shareholder value? Since firms endogenously choose to diversify, exogenous variation in diversification is necessary in order to draw inferences about the causal effect. We examine changes in the within-firm dispersion of industry investment, or diversity.'...