Garbage in=raw sewage out-Exchanges Will Raise U.S. Health-Care Costs

Exchanges Will Raise U.S. Health-Care Costs - Bloomberg:
"The health exchanges won’t resemble any other marketplace.
Over time, rather than encourage insurance providers to offer ever more attractive and affordable policies, the exchanges are poised to push up the cost not only of insurance but also of health care itself.
That means, if the history of U.S. health-care policy is any guide, the exchanges’ very “success” will have the effect of limiting access to care for the 30 million people who are estimated to remain uninsured.
Why are things set to go so badly? 
Because the architects of the health-care exchanges have relied on three crucial assumptions, all of which are probably wrong.