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Kominers, Scott Duke; Kerr, William R. - Harvard Business School, Harvard University - 2010

We model spatial clusters of similar firms. Our model highlights how agglomerative forces lead to localized, individual … firm interactions yield agglomeration clusters that are much larger than the underlying agglomerative forces themselves … influence the shapes and sizes of industrial clusters; we con.rm these predictions using variations across patent technology …

Persistent link: https://www.econbiz.de/10008765037

Agglomeration and Innovation

Carlino, Gerald A.; Kerr, William - Harvard Business School, Harvard University - 2014

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 and some resulting empirical regularities....

Persistent link: https://www.econbiz.de/10010852347

Entrepreneurship and Urban Growth: An Empirical Assessment with Historical Mines

Glaeser, Edward Ludwig; Pekkala Kerr, Sari; Kerr, William - Harvard Business School, Harvard University - 2012

Measures of entrepreneurship, such as average establishment size and the prevalence of start-ups, correlate strongly with employment growth across and within metropolitan areas, but the endogeneity of these measures bedevils interpretation. Chinitz (1961) hypothesized that coal mines near...

Persistent link: https://www.econbiz.de/10010567252

Clusters of Entrepreneurship

Glaeser, Edward L.; Kerr, William R.; Ponzetto, Giacomo … - Harvard Business School, Harvard University - 2009

Employment growth is strongly predicted by smaller average establishment size, both across cities and across industries within cities, but there is little consensus on why this relationship exists. Traditional economic explanations emphasize factors that reduce entry costs or raise...

Persistent link: https://www.econbiz.de/10005049583

Breakthrough Inventions and Migrating Clusters of Innovation

Kerr, William R. - Harvard Business School, Harvard University - 2009

We investigate the speed at which clusters of invention for a technology migrate spatially following breakthrough …

Persistent link: https://www.econbiz.de/10005026825