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Retail market structure and the threat by the manufacturer to sell goods directly to the consumer
Ishikawa, Toshiharu, (2005)
Some Economic Extensions of Central-place Theory Involving Profit Maximisation
Ishikawa, Toshiharu, (2000)
An Application of the Frontier Price Concept in Spatial Equilibrium Analysis
Ishikawa, Toshiharu, (1998)