Former Wall Street Journal publisher Gordon Crovitz offers "We Need an Immigration Stimulus/A recession is exactly when we want innovative outsiders" (link). Bracketed by various absurdities, he offers the following stats: Companies founded by immigrants include Yahoo, eBay and Google. Half of Silicon Valley start-ups were founded by immigrants, up from 25% a decade ago. Some 40% of patents in the U.S. are awarded to immigrants. A recent study by the Kauffman Foundation found that immigrants are 50% likelier to start businesses than natives. Someone who supports Americans (in Crovitz' words,...