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Journal Articles Journal of Economic Geography Year : 2011

The Identification of Agglomeration Economies


Measures of urban productivity are typically positively associated with city population. But is this relationship causal? We discuss the main sources of bias in the proper identification of agglomeration effects. We also assess a variety of solutions that have been proposed in the literature to deal with them.

Dates and versions

halshs-00754555 , version 1 (20-11-2012)



Pierre-Philippe Combes, Gilles Duranton, Laurent Gobillon. The Identification of Agglomeration Economies. Journal of Economic Geography, 2011, 11 (2), pp.253-266. ⟨10.1093/jeg/lbq038⟩. ⟨halshs-00754555⟩
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