This paper is based on a two-stage model of an incumbent firm and a potential entrant, and studies both quantity-setting competition and price-setting competition. We consider a lifetime-employment-contract policy as a strategic commitment that generates kinks in the reaction curve. Furthermore,...

This paper analyses the subgame perfect Nash equilibrium of a two-stage price-setting duopoly. The demand functions are classified into four cases in terms of the goods' relevance and strategic relevance between two firms. All four cases are correlated with two opposite prior commitments that...