COMMAND AND CONTROL: A term frequently used when referring to government regulation of pollution emissions. This is where the government imposes regulations on polluters through the use of licenses, permits, zoning regulations, registration, and other controls. It should be contrasted with other methods of pollution control, especially Pigouvian tax, pollution rights market, Coase theorem, and recycling. See also | government | pollution | zoning | Pigouvian tax | pollution rights market | Coase theorem | recycling | efficiency | allocation | resources | externality | market | market failure | materials balance |