The literature has not being able to identify clear-cut real effects of exchange-rate regimes on output growth. Similarly, no definitive view emerges from the literature in regard to the effects of open capital markets on macroeconomic performance. The paper attributes the failure of the...

In this paper I discuss some of the most important lessons on exchange rate policies in emerging markets during the last 35 years. The analysis is undertaken from the perspective of both the Latin American and East Asian nations. Some of the topics addressed include: the relationship between...

Emerging markets do not handle adverse shocks well. In this paper, we lay out an argument about why emerging markets are so fragile, and why they may adopt contractual mechanisms -such as a dollarized banking system- that increase their fragility. We draw on this analysis to explain why...

In this paper we analyze whether common currency' countries that is, dollarized and independent currency union countries have outperformed countries that have a currency of their own. The paper is empirical and estimates jointly the probability of being a common currency country and outcome'...

Financial contagion and Sudden Stops of capital inflows experienced in emerging-markets crises may originate in an explosive mix of lack of policy credibility and world capital market imperfections that afflict emerging economies with national currencies. Hence, this paper argues that abandoning...

Firms in emerging markets are exposed to severe financial frictions and credit constraints, that are exacerbated by the sudden stop of capital inflows. Can monetary policy offset this external credit squeeze? We show that although this may be the case during moderate contractions (or in partial...

In this paper I discuss in what way, if any, the collapse of Argentina's experience with a currency board has affected the policy debate on the appropriate exchange rate regime in emerging and transition countries. More specifically, I deal with three issues: (1) I discuss some important aspects...

This paper studies the dollarization of prices in retail markets of emerging economies. We develop a model of the firm’s optimal currency choice in retail markets in inflationary economies. We derive theoretical predictions regarding the optimality of dollar pricing, and test them using data...

In this paper, I discuss the implications for emerging countries of the adoption of central bank digital currencies (CBDCs) in advanced jurisdictions, such as the United States, the United Kingdom, and the Euro Zone. The analysis identifies benefits as well as costs. Among the former, one of the...