It is well-known that the high synchronization of the business cycles among industrial countries cannot easily be replicated in standard open economy macroeconomic models without assuming that the exogenous shocks hitting these countries are highly correlated. We develop a two-country behavioral...

The optimal currency areas (OCA) theory has been influential in pushing eurozone countries towards structural reforms to make product and labour markets more flexible. The underlying assumption of the OCA prescription for structural reform is that asymmetric shocks are permanent. However, when...

This paper offers a first systematic evaluation of the evidence on the effects of currency unions on the synchronisation of economic activity. Focusing on Europe, we construct a database of about 3,000 business cycle synchronisation coefficients as well as their design and estimation...