Final answer:
Consumer sovereignty, profit motive, and private property are key characteristics of the US mixed market economy.
Explanation:
Consumer sovereignty, profit motive, and private property are characteristics of the US mixed market economy. In a mixed market economy, consumers have the power to make choices in the marketplace, businesses aim to make profits, and individuals have the right to own and control their possessions. These elements play a significant role in shaping the economic system of the United States.
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