 It would substitute the vast array of extant federal and state financial regulatory bodies with a single financial regulator called the Federal Financial Authority (FFA), which would have a narrow purpose namely to verify, disclose, and oversee the independent rating and custody off all securities purchased and sold by mutual funds.In his 2007 book, "The Healthcare Fix", Kotlikoff proposed a major reform of the U.S. healthcare system, subsequently dubbed "The Purple Health Plan", that would do away with Medicare, Medicaid, employer-based healthcare, and health exchanges established under the Affordable Care Act.In their place, every American would receive a voucher for a basic health insurance policy, whose coverages would be established by a panel of doctors such that the total cost of all vouchers remained within a fixed share, e.g., 10 percent, of GDP.