A constant price level facilitates cooperation among firms whereas steady inflation and deflation rates lower firms' ability to cooperate. In an experimental market with price competition we show that both inflation and deflation signicantly reduce cooperation compared to treatments with a...

Low key rates hurt the profits of deposit-taking institutions in a differentiated Bertrand game if there is neither a tax on banknotes, nor a limit on its quantity, nor a reduction of its quality. By making the electronic dollar the unit of account and taxing paper currency, the central bank can...

This paper studies the design of optimal monetary policy (in terms of unconstrained Ramsey allocation) in a framework with sticky prices and matching frictions. Furthermore I consider the role of real wage rigidities. Optimal policy features significant deviations from price stability in...