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 …

related to innovation. We highlight the new literature on learning and experimentation across multi-stage innovation projects …We review the recent literature on the financing of innovation, inclusive of large companies and new startups. This … innovation and changing external conditions, especially reduced experimentation costs …

High-skilled immigrants are a very important component of U.S. innovation and entrepreneurship. Immigrants account for … home country remains unclear. We know very little about return migration of workers engaged in innovation and …

This paper reviews recent academic work on the spatial concentration of entrepreneurship and innovation in the United … identify and discuss policies that are being pursued in the United States to encourage local entrepreneurship and innovation …

opportunities. The paper also provides new evidence on induced pharmaceutical innovation. In both cases we use the change in the … demographic structure of the market (measured by age structure and obesity prevalence) to test the induced innovation hypothesis … pharmaceutical innovation responds to aging- and obesity-induced changes in potential market size …