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Product differentiation and locational competition in spatial markets
Gannon, Colin A., (1976)
Studies in Canadian industrial organization : (A technical report.) By Richard E. Caves [u.a.] Jan. 1977
Caves, Richard E., (1977)
An empirical study of joint production and scale economies in commercial banking
Gilligan, Thomas W., (1984)
Cost study of the natural gas distribution industry
Rosenberg, Joel B., (1972)
Research and market share : a reappraisal of the Schumpeter hypothesis
Rosenberg, Joel B., (1976)