A Mixed Economy
Example: Prices are determined by supply and demand, but government regulates pollution.
A Mixed Economy - The Limits to Free Enterprise
2.) State, U.S. Department of. "A Mixed Economy: The Role of the Market." N.p., n.d. Web. 16 Dec. 2014.
3.) "Mixed Economic System - Video | Investopedia." Investopedia. N.p., 28 Aug. 2014. Web. 17 Dec. 2014.