Pollution is an example. Alternatives to regulation in these instances are private lawsuits, taxes and subsidies. Equity is the third form of market failure that justifies regulation. Although free enterprise is based on contract, contracts do not always work. Defects with contracts are coercion, discrimination, bargaining power disparity and information disparity.
Labor contracts are a special case of economic duress.
The chairman is appointed by the president or governor. Box 6.1 of the textbook lists 15 national governmental agencies, some independent and some in the Executive Branch. Laws at the national level are the Administrative Procedures Act, Freedom of Information Act, the Privacy Act, and the Government in Sunshine Act. Virtually all states including Ohio have their own APAs. Most have laws on information, privacy and sunshine.