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Agglomeration and Innovation: Evidence from European Metropolitan Areas

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Academic year: 2021

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5 𝑃𝑖,𝑡 = 𝐶 + 𝑎1. ln 𝑃𝑂𝑃𝐷𝑖,𝑡−1+ 𝑎2. (ln 𝑃𝑂𝑃𝐷)2

𝑖,𝑡−1+ 𝑎3. 𝑅𝐷𝑖,𝑡−1+ 𝑎4. 𝑇𝑒𝑟𝑡𝑖𝑎𝑟𝑦𝑖,𝑡−1

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6 𝑃𝑖,𝑡 ln 𝑃𝑂𝑃𝐷𝑖,𝑡−1 𝑅𝐷𝑖,𝑡−1 𝑇𝑒𝑟𝑖𝑡𝑖𝑎𝑟𝑦𝑖,𝑡−1 𝐼𝑁𝐷𝐸𝑀𝑃𝑆𝐻𝑖,𝑡−1 𝜀𝑖,𝑡−1 4

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12 0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 Po p u lat ion d en sity co ef fici en ts Years

Yearly Estimated Coefficients of Population Density

2001-2010

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20 Berlin Hamburg München Köln Frankfurt am Main Stuttgart Düsseldorf Bremen Hannover Nürnberg Bielefeld

Halle an der Saale

Magdeburg Göttingen Freiburg im Breisgau Regensburg Schwerin Erfurt Augsburg Karlsruhe Mainz Kiel Saarbrücken Koblenz Münster LübeckKassel Osnabrück Oldenburg (Oldenburg) Heidelberg Paderborn Würzburg Bremerhaven Heilbronn Ulm Pforzheim Ingolstadt Reutlingen Siegen Hildesheim 4 5 6 7 P at en t pe r C at pi ta 4 5 6 7 8 Population Density 2010

Germany

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