This paper surveys the optimum currency area (OCA) literature. It is organised into four phases: the 'pioneering phase' which put forward the OCA theory and its properties, the 'reconciliation phase' when its diverse facets were combined, the 'reassessment phase' that led to the 'new OCA theory'...

This paper brings together several strands of the literature on the endogenous effects of monetary integration: i.e., whether sharing a single currency may set in motion forces bringing countries closer together. The start of EMU has spurred a new interest in this debate. Four areas are...

This paper addresses the effects of the European Economic and Monetary Union (EMU) since the introduction of the euro -- on economic and financial structures, institutions and performance. What type of changes is the euro fostering? What forces is it setting in motion that were not there before?...

This paper examines diverse aspects of the monetary integration of the ten new Member States (NMS) which joined the EU on 1 May 2004 into the euro area. Most NMS have undergone a rapid and deep transformation in all areas with considerable progress in their processes of reform and convergence,...

The start of the European Economic and Monetary Union (EMU) has spurred a new interest in the debate on the effects of monetary unions on regional economic integration. This literature either investigates past episodes of monetary unions or attempts to gauge any effect with a few years of EMU...

This paper presents a European Index of Regional Institutional Integration (EURII), which maps developments in European integration from 1958 to 2014 on the basis of a monthly dataset. EURII captures what we call: (i) the “Common Market Era”, which lasted from 1958 until 1993; and (ii) the first...