In a field experiment of age discrimination, pairs of men aged twenty-seven and forty-seven, inquired, by email, about employment as waiters in twenty four French towns. The rate of net discrimination found against the older French waiter, corresponds to the highest rates ever recorded anywhere,...

Carefully-matched pairs of written job applications were made to test for age discrimination in hiring. A twenty-one year-old and a thirty-nine year-old woman applied for jobs where a "new graduate" was sought; men aged twenty-seven and forty-seven, inquired about employment as waiters; women...