W. C. Sellar and R. J. Yeatman’s comic history of England, 1066 and All That, talks about nineteenth-century British Prime Minister W. E. Gladstone’s efforts to solve the Irish Question—the puzzle of what to do with rebellious Ireland, which was then part of the United Kingdom. According to Sellar and Yeatman, every time that Gladstone ...

American political commentators have frequently called for the U.S. president to take effective action to improve world economic growth. Such calls are a form of what Matthew Yglesias has dubbed “Green Lanternism”—the unspoken theory that the U.S. president’s ability to affect outcomes is primarily affected by his willpower. In this article, I examine the opposite—and ...