In former Secretary of Labor Robert Reich’s latest book, “Saving Capitalism: For the Many, Not the Few,” he tackles a polarizing subject that has long divided liberals and conservatives, and, in recent years, has become increasingly mythological. That subject is the free market, which, as Reich points out in his book, has and will never been free in the sense that so many on the right imagine in their theories. “Few ideas have more profoundly poisoned the minds of more people than the notion of a ‘free market’ existing somewhere in the universe, into which government ‘intrudes,’” Reich writes, “But the prevailing view, as well as the debate it has spawned, is utterly false.