Every four weeks, individual work teams (there are roughly 10 per store) are assessed for productivity, and profit sharing is awarded in every other paycheck.
Fast Company on Whole Foods
Charles Fishman writes about Whole Foods in the July 2004 issue of Fast Company. The management insights are very interesting. Every new hire has to win a two-thirds yes vote from their team before being permitted to join the staff permanently. (via Jason Kottke)