Typically we get pitches all day long from entrepreneurs who are trying desparately to wedge their companies into the latest industry buzzy categories. Can you imagine anyone who works at a company ever paying you something? Then you're an enterprise company!

But during our dinner with various CEOs we'd considered part of the sharing economy, many of them argued why they weren't really in it-- or, at least, how their businesses where changing quickly enough that they were edging away from it.

The problem, to some, is that sharing indicates either something you give for free, or something you have an abundance of. When it comes to people actually making a living off of these platforms, our CEOs argued that was something different. Perhaps, something we should call the "peer economy" instead.

There's a precedent for this kind of shift: eBay.