content: It's based on their ideology. But you are right, these people have read to many stupid books and listened to too many stupid lectures without actually being in a business or managing a business. If they actually cared about those things they are free to create or work for a co-op or non-profit, as many of those exists within the capitalist system. Which is another reason why capitalism is the best, because it allows for people to be socialists or communists if they want.