7 Start-ups Changing Peer-to-Peer Commerce

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Behind the New Sharing Economy

It's one thing to buy a vintage lamp on Craigslist, but in the wake of the Airbnb home-vandal scandal, would you rent a stranger your SUV or office desk? These seven start-ups are betting that, with added security from insurance and online transparency, you sure will. They're targeting hard-to-disrupt industries (travel, hotel, and auto-rental) by enabling people to buy and rent directly from one another. Here's how it works.