Understanding factors affecting the direction of innovation is a central aim of research in the economics of innovation. Progress on this topic has been inhibited by difficulties in measuring distance and movement in knowledge space. We describe a methodology that infers the mapping of the...

While there is widespread agreement among economists and management scholars that knowledge spillovers exist and have important economic consequences, researchers know substantially less about the "micro mechanisms" of spillovers -- about the degree to which they are geographically localized,...

While the cumulative nature of knowledge is recognized as central to economic growth, the microeconomic foundations of cumulativeness are less understood. This paper investigates the impact of a research-enhancing institution on cumulativeness, highlighting two effects. First, a selection effect...

Motivated by differences in R&D productivity across advanced economies, this paper presents an empirical examination of the determinants of country-level production of international patents. We introduce a novel framework based on the concept of national innovative capacity. National innovative...

Leveraging data from eight U.S. states from the Startup Cartography Project, this paper provides new insight into the changing nature and geography of entrepreneurship in the wake of the COVID pandemic. Consistent with other data sources, following an initial decline, the overall level of...

This paper provides systematic empirical evidence for the distinctive role of universities on local entrepreneurial ecosystems. Assessing the impact of research institutions on entrepreneurship is challenging, given that these institutions are often located in economic and innovation...

Motivated by the establishment of major U.S. Federal programs seeking to harness the potential of regional innovation ecosystems, we assess the promise and challenges of place-based innovation policy interventions. Relative to traditional research grants, place-based innovation policy...

What is the role of startups within the innovation ecosystem? Since 2000, startups have grown in their share of commercializing research from top U.S. universities; however, prior work has little to say on the particular advantages of startup ventures in the innovation process relative to more...

How should theory-based entrepreneurs search for strategies to implement their ideas? The theory-based view of strategy posits that decision-makers hold theories about their environment premised on beliefs that should be actively tested. This causal framework, which underlies the theory-based...

The establishment and growth of industrial research laboratories is one of the key organizational innovations affecting technological progress in the United States in the 20th century. In this paper, we investigate the rise of industrial research laboratories in the U.S. pharmaceutical industry...