Linder (1961) conjectured that taste differences could impede trade flows. We extend Krugman (1980) to allow for producers that face taste heterogeneity with volatile demand. Consumers are characterized by different taste over product attributes and idiosyncratic risk. Firms face a portfolio...

This paper studies the ability of external imbalances to indicate subsequent exchange rate returns. We propose a simple twist of the Gourinchas and Rey (2007) approximation to the intertemporal budget constraint which is valid for countries that are net creditors (or net debtors) consistently...