Corporate market power has risen in recent decades, and new estimates in this note suggest that the likely wave of small and medium-sized enterprise bankruptcies from the ongoing pandemic will further strengthen market concentration. Whether and how policymakers should address this issue is...

We analyse the effects of monetary policy on mergers and acquisitions (M&A) activity in the United States, both on the aggregate and the firm level. We find that aggregate M&A activity decreases significantly following a monetary policy shock. The aggregate results are confirmed by an analysis...

New Keynesian models of price setting under monopolistic competition involve two kinds of inefficiency: the price level is too high because firms ignore an aggregate demand externality, and when there are costs of changing prices, price stickiness may be an equilibrium response to changes in...

New Keynesian models of price setting under monopolistic competition involve two kinds of inefficiency: the price level is too high because firms ignore an aggregate demand externality, and when there are costs of changing prices, price stickiness may be an equilibrium response to changes in...