Innovation is often predicated on discovering useful new combinations of existing knowledge in highly complex knowledge …, and particle physics. We develop a combinatorial-based knowledge production function and embed it in the classic Jones …. This production function is a generalization (and reinterpretation) of the Romer/Jones knowledge production function …

location, which has been taken as evidence of geographically localized knowledge spillovers. In this study, we find that patent … in question, which we interpret as evidence of a significant role played by social capital in promoting knowledge … find strong evidence in support of the enduring social capital hypothesis; social ties that facilitate knowledge transfer …

We conduct the first empirical test of the knowledge burden hypothesis, one of several theories advanced to explain … increasing team sizes in science. For identification, we exploit the collapse of the USSR as an exogenous shock to the knowledge …

innovations-innovations that break new ground in terms of knowledge creation. After presenting a motivating model focusing on the … choice between incremental and radical innovation, and on how managers of different ages and human capital are sorted across … measures of creative innovations proxy for innovation quality (average number of citations per patent) and creativity (fraction …

innovations—innovations that break new ground in terms of knowledge creation. After presenting a motivating model focusing on the … choice between incremental and radical innovation, and on how managers of different ages and human capital are sorted across … consistent with this pattern. Our measures of creative innovations proxy for innovation quality (average number of citations per …