The United states is a mixed economy because,although the factors of production are owned bye the private sector, the goverment does involved in decisions.
A mixed economy is a system that combines characteristics of market, command and traditional economies. It benefits from the advantages of all three while suffering from few of the disadvantages.
A mixed economy has three of the following characteristics of a market economy. First, it protects private property. Second, it allows the free market and the laws of supply and demand to determine prices. Third, it is driven by the motivation of the self-interest of individuals.
A mixed economy has some characteristics of a command economy in strategic areas. It allows the federal government to safeguard its people and its market. The government has a large role in the military, international trade and national transportation.