Every working person in the United States asks the same question, how secure is my job? For a generation, roughly from 1945 to 1970, business and government leaders embraced a vision of an American workforce rooted in stability. But over the last fifty years, job security has cratered as the postwar institutions that insulated us from volatility--big unions, big corporations, powerful regulators--have been swept aside by a fervent belief in "the market."...