ANSWER THIS FOR BRAINLIST PLS
There are four main types of economic systems in use today.
In a economy, people generally produce what they need to survive.
A economy is a system in which resources and means of production are controlled by the government.
In a economy, supply and demand dictate production, distribution, and investment decisions.
Finally, a combination of market and command systems is found in a economy, in which free markets exist with some government intervention.