Which of these describes the american economic system?

I think the mixed-market system describe american economic system the most.

the mixed market have both the free-market and socialist market characteristic

It's true that in early U.S history, the american economic system is closer to the free-market,
But as the united states developed, it's improtant for our government to be involved in some part of economic affairs in order to obtain some social aims

I'm pretty sure illustrators are often represented among the staff of an advertising agency   

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