productivity and to overcome certain market frictions. Our model generates a number of theoretical testable predictions and … highlights a new interaction between static gains and dynamic losses from rent-seeking in aggregate productivity. We test the … not in productivity - a result that we also confirm using a regression discontinuity design. …

This paper examines Total Factor Productivity (TFP) and knowledge flows, using international patent data. The result is …-industry innovation enhances domestic productivity, and domestic between industry innovations are productivity enhancing. However, foreign …-sourced between-industry innovation has a negative effect on domestic productivity. This highlights the dual aspect of patents as a …