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Interfirm profitability differences and market structure
Alcaly, Roger E., (1978)
Returns to scale and the spacing of isoquants
Levenson, Albert Murray, (1966)
Contribution à une réflexion sur la rentabilité du système de production
Boukhezar, Aomar, (1980)
Miller, Richard A.: Marginal concetration ratios : some statistical implications ; reply.
Henning, John A., (1969)
Long-Run Growth of Nondefense Government Expenditures in the United States
Tussing, A. Dale, (1974)
Measuring the Effect of Structural Change on Long-Term Public Expenditure Growth: the United States, 1929 to 1981
Tussing, A. Dale, (1991)