I don't quite understand your question, but I'll give it a try. Economics is the study of people's unlimited wants while only having limited resources. So people make money in economics by working for big corporate stores and companies to help them choose a price for a product or service. This is only one of the people can make money in economics. Hopefully this is what you were asking.
World War I, which lasted through Jul 28, 1914 to Nov 11, 1918.
https://www.history.com/topics/world-war-i/world-war-i-history
Info at the link
Answer: Free Enterprise System
Explanation:
The Free Enterprise system is also referred to as the Market Economic system and it refers to a situation whereby the economic decisions in a nation are taken by the individuals or the firms.
In such economic system, the role of the government is minimal and is usually not involved in the market.