Compared to a market economy, in a command economy there is greater

Market economies and command economies occupy two polar extremes in the organization of economic activity. Alternatively, a command economy is organized by a centralized government which owns most, if not all, businesses and whose officials direct all the factors of production. China, North Korea, and the former Soviet Union are all examples of command economies. The most common title associated with a market economy is capitalism. Individuals and businesses own the resources and are free to exchange and contract with each other without a decree from government authority. The collective term for these uncoordinated exchanges is the "market."

Explanation:

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the causes of the dust bowls were severe droughts,   lands became dry and hard, temperature was higher than usual, hot and dry conditions killed crops, high winds. because of those factors, the winds kicked up dry soil and created clouds of dust.