A classic argument for a fixed exchange rate is its promotion of trade. Empirical support for this, however, is mixed. While one branch of research consistently shows a small negative effect of exchange rate volatility on trade, another, more recent, branch presents evidence of a large positive...

Dollarization has been suggested as a policy that might, among other goals, promote trade between a country adopting the dollar and the United States. Evidence supporting this conjecture could be drawn from a recent series of papers by Rose and co-authors who show that a currency union increases...