The paper starts with the assumption that the Mercosur countries have decided to pursue monetary integration. These countries have essentially two options: a decentralized monetary union (MU) whereby each member country either pegs to the U.S. dollar or dollarizes outright; or a centralized MU...

The first objective of this paper is to present theoretical approaches to the impact of trade growth (induced by monetary integration) on business cycle synchronization which is an important factor of a country's readiness for a currency union accession. The main conclusion from the first part...