The US healthcare system is one of the most heavily regulated industries in the United States; from Medical Devices to Pharmeceuticals - from Biomedical Research to Clinical Practice Licensing Laws - from State "Certificates of Need" to "restrain of Trade" legal suits. When is the use of regulation appropriate in a mixed public-private health services delivery system? How would you evaluate the effectiveness of regulatory efforts aimed at hospitals? Physicians? Nursing homes? Other components of the health services system?