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Competition or collusion
Sultan, Ralph George Martin, (1974)
Preispolitik im Dyopol auf vollkommenem Markt
Fugmann, Angela, (1981)
The kinked demand curve analysis of oligopoly : theory and evidence
Reid, Gavin C., (1981)
An effect of updating base period on the rate of change in price index
Masuda, Nobuhiko, (1978)
Optimal pricing by dominant firms with expectations functions : a note
Masuda, Nobuhiko, (1980)