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Carlino, Gerald; Kerr, William R. - National Bureau of Economic Research (NBER) - 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 …, industrial diversity) that theoretical and empirical work link to innovation, and we discuss factors that help sustain these …

Persistent link: https://www.econbiz.de/10010885295

Local Industrial Conditions and Entrepreneurship: How Much of the Spatial Distribution Can We Explain?

Glaeser, Edward Ludwig; Kerr, William R. - National Bureau of Economic Research (NBER) - 2008

Why are some places more entrepreneurial than others? We use Census Bureau data to study local determinants of manufacturing startups across cities and industries. Demographics have limited explanatory power. Overall levels of local customers and suppliers are only modestly important, but new...

Persistent link: https://www.econbiz.de/10005714042

Clusters of Entrepreneurship

Glaeser, Edward Ludwig; Ponzetto, Giacomo A. M.; Kerr, … - National Bureau of Economic Research (NBER) - 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/10008548787

Agglomerative Forces and Cluster Shapes

Kerr, William R.; Kominers, Scott Duke - National Bureau of Economic Research (NBER) - 2010

We model spatial clusters of similar firms. Our model highlights how agglomerative forces lead to localized, individual connections among firms, while interaction costs generate a defined distance over which attraction forces operate. Overlapping firm interactions yield agglomeration clusters...

Persistent link: https://www.econbiz.de/10008777358

Entrepreneurship and Urban Growth: An Empirical Assessment with Historical Mines

Glaeser, Edward Ludwig; Kerr, Sari Pekkala; Kerr, William R. - National Bureau of Economic Research (NBER) - 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/10010821933

The New New Financial Thing: The Sources of Innovation Before and After State Street

Lerner, Josh - National Bureau of Economic Research (NBER) - 2004

innovate more. The elasticity of innovation with respect to size appears to have increased sharply since the State Street …

Persistent link: https://www.econbiz.de/10005829565

The Economics of Technology Sharing: Open Source and Beyond

Lerner, Josh; Tirole, Jean - National Bureau of Economic Research (NBER) - 2004

This paper reviews our understanding of the growing open source movement. We highlight how many aspects of open source software appear initially puzzling to an economist. As we have acknowledge, our ability to answer confidently many of the issues raised here questions is likely to increase as...

Persistent link: https://www.econbiz.de/10005777624

The Scope of Open Source Licensing

Lerner, Josh; Tirole, Jean - National Bureau of Economic Research (NBER) - 2002

This paper is an initial exploration of the determinants of open source license choice. It first enumerates the various considerations that should figure into the licensor's choice of contractual terms, in particular highlighting how the decision is shaped not just by the preferences of the...

Persistent link: https://www.econbiz.de/10005049949

The Rules of Standard Setting Organizations: An Empirical Analysis

Chiao, Benjamin; Lerner, Josh; Tirole, Jean - National Bureau of Economic Research (NBER) - 2005

This paper empirically explores the procedures employed by standard-setting organizations. Consistent with Lerner-Tirole (2004), we find (a) a negative relationship between the extent to which an SSO is oriented to technology sponsors and the concession level required of sponsors and (b) a...

Persistent link: https://www.econbiz.de/10005033470

What is the Impact of Software Patent Shifts?: Evidence from Lotus v. Borland

Lerner, Josh; Zhu, Feng - National Bureau of Economic Research (NBER) - 2005

innovation. In this paper, we examine the reduction of software copyright protection in the Lotus v. Borland decision. If patent …

Persistent link: https://www.econbiz.de/10005033476