One of the main reasons to dollarize an emerging market economy is to eliminate high, persistent, and volatile inflation. To be effective, dollarization must generate sufficient credibility, which in turn depends critically on whether its expected probability of reversal is low. Argentina once...

A Nash equilibrium can also be seen as a Cournot-Nash equilibrium, though this is debated because Cournot provided a specific application, not a general formulation. In my view, another of Nash's fundamental contributions stands out when contrasting him to Cournot. Cournot treated economic...

Milton Friedman's longstanding advocacy in favor of floating exchange rates has contributed to a mistaken belief that he opposed currency board regimes or outright dollarization. Nothing could be further from the truth. Over a period of almost five decades Friedman consistently made it clear...

Although the application of the conceptual and analytical framework of economics to the study of populism is still in its infancy, great advances have been made in recent years. This paper reviews some key contributions behind this progress. When analyzing populism, economists face two...