Inter-industry linkage: Urbanization: Localization: Agglomeration Economies: Technological Spillovers: Externalities:
FT. PITT Absolute advantage: Alleghany R Monongahela R Ohio R Comparative advantage:
Diffusion of Innovation… Recorded Music Example
Diffusion of Innovation… Steel Industry Example
…Pittsburgh Circular and Cumulative Causation:
Urban Hierarchy:
…Pittsburgh after 1960 The Spiral of Deindustrialization: Loss of Comparative Advantage:
Industry Sectors Primary: Secondary: Tertiary: Quaternary:
Economic Transitions…
Economic Transitions… Demographic Transitions