Regional cooperation arrangements (RCAs) have produced vastly dissimilar performances; some have spurred remarkable expansion in trade and cooperation among members, while several others have achieved little. Studies show that performances vary because RCAs differ from one another in important...

What are the distributional implications of European institutional integration? This article argues that European institutional integration exerts a moderating effect on the relationship between trade union strength and income inequality—particularly inequality at the top—within countries of...