Revenue up 81%? Check. Membership up 39%? Check. But there's even better news in LinkedIn's (NYSE:LNKD.DL) earnings report, and that bodes well for the company's long-term future. With a strong business model and a widening moat, even the mighty Facebook is left outside of this social network.

David Meier has no position in any stocks mentioned. The Motley Fool recommends and owns shares of Facebook and LinkedIn. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.