If there's been one inexorable trend coming out of the HR departments of major employers, it's been the steady erosion of worker pay and benefits. Razor-thin raises, defined benefit pensions replaced by 401(k) plans, shrinking healthcare--if you've been on a big company's payroll, you know the drill. Expect the trend to continue or even pick up steam, because employers have an ideal scapegoat right now: the Affordable Care Act. It looks like the blame-Obamacare game is having some effect. According to an AP poll released over the weekend, three-quarters of those with private or employer-based insurance think the Affordable Care...