This chapter reviews academic research on the connections between agglomeration and innovation. We first describe the … conceptual distinctions between invention and innovation. We then describe how these factors are frequently measured in the data …, industrial diversity) that theoretical and empirical work link to innovation, and we discuss factors that help sustain these …

agglomeration of US innovation. This study applies an ethnic-name database to individual US patent records to explore these trends …

an induced innovation externality. This alternative mechanism, by contrast, causes people to devote an inefficiently high … level of self-protection. As an empirical example of this externality, we analyze the innovation induced by the obesity … epidemic. Obesity is associated with an increase in the incidence of many diseases. The induced innovation hypothesis is that …

indicate that increases in the share of a firm's innovation performed by inventors of a particular ethnicity are associated …

present a multicountry model of technological innovation and diffusion which has the implication that, for a wide range of …