This paper engages three theories—neofunctionalism, intergovernmentalism, and postfunctionalism—that have their intellectual roots in the study of European integration in the past century. The purpose of this paper is to assess their use value for explaining EU developments in the 21st...

This paper takes up the familiar question of how one can explain support for European integration. One line of explanation builds on trade theory to theorize a calculus of economic costs and benefits. A second explanation draws on cognitive and social psychology to assess how individuals use...