Kitamura, Ryoma; Shinkai, Tetsuya - School of Economics, Kwansei Gakuin University - 2014
and selling a single product in the same market. By deriving equilibriums for possible games and comparing their outcomes … with each other, we explored the conditions in which firms strategically determine their product lines, choosing to sell … between a single product and two products. The first three are the cases in which both firms supply both products, or they …