I've always found it curious why talent turns over so frequently at investment firms (at least in hedge fund land). Investing is a judgment-oriented business, and team turnover can be highly disruptive to the investment process. To retain talent, most people throw money at the problem. The video below will show you why that doesn't always work, and some interesting revelations about what truly motivates people. For those of you short on time, skip straight to 4:45
http://youtu.be/u6XAPnuFjJc