We investigate simultaneous and sequential price competition in duopoly markets with differentiated products. In both …, just as predicted by the theory, whereas average follower prices are not above average prices in the simultaneous market … simultaneous-move markets whereas first movers do not. As in theory, there is a significant first-mover disadvantage when firms …

compete vis-à-vis each other, and, consequently, market outcomes. Participants took part in a repeated Bertrand duopoly game …