MIT11_481Js09_lec09b

MIT11_481Js09_lec09b - MIT OpenCourseWare http/ocw.mit.edu...

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MIT OpenCourseWare http://ocw.mit.edu 11.481J / 1.284J / ESD.192J Analyzing and Accounting for Regional Economic Growth Spring 2009 For information about citing these materials or our Terms of Use, visit: http://ocw.mit.edu/terms .
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Industry Diversification and Concentration A Case Study of Chemical Industry In Appalachia Prepared by Li Xin for the MIT study of Appalachia
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TWO ECONOMIC GROWTH PATTERNS Clustering trend - Growth-pole theory (Perroux 1950) - Agglomeration economies (Isard 1956) - Clustering economies (Porter 1998) Dispersing trend - Henderson, Shalizi, and Venables (2001) and Polenske (2003) - Regional economic growth follows two patterns: concentration and dispersion - Clustering and dispersing are mutually complementary
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The majority of the existing literature identifies industrial clusters at highly aggregated levels, based mainly on three-digit North American Industry Classification System (NAICS) codes, and conduct cross-section studies. Most of the articles concerning geographic concentration are based upon employment data. Thus, few analysts have investigated the change of clusters from a time-series perspective.
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MIT11_481Js09_lec09b - MIT OpenCourseWare http/ocw.mit.edu...

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