Search for: [References = %2227. Krugman P.%2C 1995. Urban concentration%5C: The role of increasing returns and transport costs. Proceedings of the World Bank Annual Conference on Development Economics %5C(1994%5C)%2C Washington%5C: The International Bank for Reconstruction and Development%2C The World Bank%2C pp. 241%5C-263.%22]

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