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Report on competition in intra-European air services : European Civil Aviation Conference
(1982)
Capital investment control in the air transport industry
Vambery, Robert G., (1976)
The road towards a European Common air market : civil aviation European integration
Verploeg, Elias Alexander Gijsbertus, (1963)
The price of air travel
Cooper, Michael H., (1971)
Prices and profits in the pharmaceutical industry
Cooper, Michael H., (1966)
The economics of self-medication
Cooper, Michael H., (1985)