Adam smith said that the free market economy is regulated by : C. Self interest and competition
In free market economy, all economic activities that happen purely based on the the amount of supply and demand. Self interest such as what products you desire, how much price you can afford it will affect the amount of demand, and competition between sellers will affect the price and the amount of supply
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Nine Inch Nails is the rock band that was founded by Trent Reznor in 1988.
