You probably have heard someone saying to you that "you don't understand economics!" or perhaps that someone is you.
What they're really trying to do is misinform you that only their idea of economics is the right one.
Upstream: Ep 1: The Sharing Economy? (Documentary)
Episode webpage: https://traffic.libsyn.com/secure/bb336368-b933-4b06-88b6-e51256ac6d81/245696777-upstreampodcast-the-sharing-economy.mp3