At this point, the people who run America’s private-equity funds must be ruing the day Mitt Romney decided to run for President. His fellow Republican candidates, of all people, have painted a vivid picture of private-equity firmsundefinedincluding Bain Capital, where he worked for fifteen yearsundefinedas job-destroying vultures, who scavenge the meat from American companies and leave their carcasses by the side of the road. Not since the days of “Wall Street” and “Barbarians at the Gate” have the masters of leveraged buyouts looked quite so bad.