We use a laboratory experiment to investigate whether statements from a governmental institution expressing concerns about price increases trigger such increases by facilitating tacit collusion. Such statements on market conduct are disclosed after an exogenous and unexpected upward cost shock....

We investigate how random luck in repeated variants of the risky investment game of Gneezy, Leonard, and List (2009); Gneezy and Potters (1997) influences risk-taking and discounting behavior in future risky prospects with probabilistic payouts one week, six, 12, and 24 months into the future....