The strongest argument for free enterprise is that it prevents anybody from having too much power. Whether that person is a government official, a trade union official, or a business executive. If forces them to put up or shut up. They either have to deliver the goods, produce something that people are willing to pay for, are willing to buy, or else they have to go into a different business.
Milton FriedmanPlato assumes somehow that government is a way in which you put unselfish and ungreedy men in charge of selfish and greedy men. But government is an institution whereby the people who have the greatest drive to get power over their fellow men, get in a position of controlling them. Look at the record of government. Where are these philosopher kings that Plato supposedly was trying to develop?
Milton FriedmanThe unions might be good for the people who are in the unions but it doesn't do a thing for the people who are unemployed. Because the union keeps down the number of jobs, it doesn't do a thing for them.
Milton FriedmanWe economists don't know much, but we do know how to create a shortage. If you want to create a shortage of tomatoes, for example, just pass a law that retailers can't sell tomatoes for more than two cents per pound. Instantly you'll have a tomato shortage. It's the same with oil or gas.
Milton Friedman