Which is the best definition of a command economy?

an economy based on supply and demand
an economy managed by the government
an economy based on one type of product
an economy under the command of workers

The second alternative is correct (B).

Command economy is characterized by state control of the means of production and commercialization. It is a system in which decisions on the price and quantity produced are taken by the State. In this way, there is no competitive market in this model. Usually, heterodox economic policies are adopted, such as freezing prices and increasing the amount of money in circulation.

This type of model is generally observed in communist and socialist countries, such as North Korea.

a case involving the laws of a single state.