Over the past two decades, the percentage of the world's population living on less than a dollar a day has been cut in half. How much of that improvement is because of-or in spite of-globalization? While anti-globalization activists mount loud critiques and the media report breathlessly on...

In a world economy that is highly integrated, most policies produce effects across the border. This is often believed to be an argument for greater global governance, but the logic requires scrutiny. There remains strong revealed demand for policy and institutional diversity among nations,...