In recent years, the reporting at The Economist has moved somewhat to the left. Here's a recent example: But the assumption of rational self-interest constrains the welfare state significantly. Generous benefits, and the high taxes needed to fund them, will put rationally minded people off work, undermining economic growth and the government’s capacity to help people in need. In practice, though, Mr Saez explained, the world works differently. . . . Employment rates for prime-age men are remarkably similar across...