Figueiredo, Octávio; Guimarães, Paulo; Woodward, Douglas - Faculdade de Economia, Universidade do Porto - 2008
This paper uses a novel measure and detailed plant-level Portuguese data to reexamine the Marshallian hypothesis that specialization and the vertical disintegration of firms should be greater in areas where an industry concentrates. Our measure of firm specialization and vertical disintegration...