Final answer:
A purely free market economy is based on private ownership and supply and demand, while a command economy system is based on government control and direction.
Step-by-step explanation:
A purely free market economy is characterized by private ownership of resources and businesses, where prices are determined by supply and demand in the market. A command economy system, on the other hand, is characterized by government control and ownership of resources and businesses, where prices and production decisions are directed by the government.
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