We investigate whether patents that are jointly held by legally independent companies help sustain product-market collusion. We use a simple model of repeated interactions to show that joint patents can serve collusive purposes. Our model generates two testable predictions: when joint patents...

This paper explores, both theoretically and empirically, how firing costs affect worker productivity and turnover. We develop a model in which workers are essential to knowledge transfer between firms and worker effort is firm-specific in the sense that a worker can be fired before reaping the...

This paper studies how firing costs affect the productivity of knowledge workers. We develop a holdup model in which workers are essential to knowledge transfer between firms and show that if the worker's knowledge stock is sufficiently transferable to competing firms, an increase in firing...