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US regional growth and convergence, 1880-1980
Mitchener, Kris, (1999)
Inequality in regional and state per capita incomes in the United States : how much convergence has taken place?
Sum, Andrew M., (1999)
US regional income convergence : a spatial econometric perspective
Rey, Sergio J., (1999)
Agglomeration and congestion in the economics of ideas and technological change
Sedgley, Norman H., (2000)
Vent for surplus : a case of mistaken identity
Elmslie, Bruce, (2002)
The geographic concentration of knowledge : scale, agglomeration, and congestion in innovation across US states
Sedgley, Norman H., (2004)