Unjustified audits based on faulty data only serve to aggravate these problems, and as our health care regulators deal with the problems of inaccurate Medicaid data, they would do well to keep this side of the issue firmly in mind.

FORBES: Medicaid Claims Data: Is it Really Health Care Fraud?

All these issues of the Sudan and these problems and crisis are based on the lack of development.

NPR: Darfur Casts Shadow Over Khartoum's Ambitions

Unfortunately, these studies, which are all based on actual tax returns, suffer from several empirical problems.

ECONOMIST: How much do high-income people respond to tax changes?