In the Republican presidential candidate debates this weekend, Mitt Romney repeated his claim that he is an effective leader who created a "net net" of 100,000 jobs while he was working in the private sector. But three recent reports, by the Los Angeles Times, the Associated Press and by Fact Check.org, the nonprofit nonpartisan project run by the Annenberg Public Policy Center at the University of Pennsylvania say that the Romney campaign has yet to offer convincing proof to back up the claim. ... It hardly seems plausible to suggest that he created the positions that make up the current...