This Week, Exploring The Sharing Economy : All Tech Considered : NPR
The sharing economy can encompass a lot. There's tool sharing — whether that's bike-sharing, car-sharing or actual sharing-sharing. It also includes a subset called the peer economy, which describes peer-to-peer platforms in which people sell things to one another. There's also a subset called the "gift economy," which is stuff like couch-surfing through platforms like Airbnb. Speaking of which, the Airbnb co-founder Joe Gebbia described this movement this way, : "Social media is about sharing online. We've extended that behavior into the offline world.