An apology is a strong and cheap device to restore social or economic relationships that have been disturbed. In a laboratory experiment we find that harmdoers use apologies in particular if they fear punishment and when their intentions cannot be easily inferred. After offenses with ambiguous...

Machiavelli advises against delegating the distribution of favors. We test this claim in an experiment, in which an investor can directly transfer money to a trustee or delegate this decision to another investor. Varying the value of the transfers of the investor and the delegate, we find that...