LinkedIn Jobs helps you find the qualified candidates you want to talk to, faster. Post your job for free at https://www.linkedin.com/ee. Terms and conditions apply.Unfortunately for theoretical economists, we are not allowed to run economics experiments on the whole of society to see definitively whether or not certain economic policies or systems work in practice. Millions of lives hang in the balance, so this is an ethical non-starter. But we can study countries that have experimented with socialism, communism, and laissez faire capitalism to see what the outcomes are. And the experiments have been done. Learn more about your ad choices. Visit megaphone.fm/adchoices