“
[Paul] Feldman has also reached some of his own conclusions about honesty, based on more on his experience than the [sales] data [he collected]. He has come to believe that morale is a big factor - that an office is more honest when the employees like their boss and their work. He also believes that employees further up the corporate ladder cheat more than those down below. He got this idea after delivering [bagels] for years to one company spread out over three floors - an executive floor on top and two lower floors with sales, service, and administrative employees. (Feldman wondered, if perhaps the executives cheated out of an overdeveloped sense of entitlement. What he didn’t consider is that perhaps cheating was how they got to be executives.)
Stephen J. Dubner & Steven D. Levitt in “Freakonomics”
Paul Feldman collected the money for the bagels by leaving a box in the office which he collected later that day.
Here’s the whole story of Paul Feldman, a.k.a. the “Bagelman”.