00421nas a2200121   4500008004100000245007000041210006800111300001400179100001900193700002300212700002600235856003800261       2016                        eng d00aNot Working at Work: Loafing, Unemployment and Labor Productivity0 aNot Working at Work Loafing Unemployment and Labor Productivity  aNo. 219231 aBurda, Michael1 aGenadek, Katie, R.1 aHamermesh, Daniel, S.  uhttp://www.nber.org/papers/w21923