Companies make Decisions
We have private business's
Anyone can own the business they want and control all that goes through in the company and factories. Basically, you control your business without the government stepping in and telling you how many of what to make, etc.. Overall, you get to control your business with nearly 100% control. The business is yours.
Leading Developing Countries
Many Developing countries have chosen to live in a Capitalist life. Capitalism is mostly more popular than Communism and more popular than Socialism. In capitalism the economy usually increases because they have market controlled prices instead of government controlled prices.