Abstract:

A two-stage game model between duopoly platforms is established based on twosided markets theory and game theory, the scale equilibrium, the price equilibrium and the profit equilibrium of duopoly platforms are analyzed. The coopetition strategies is discussed between the first movers platform and the late entrants platform, It is concluded that the more prosperous of the video market turns, the more advantages the late entrants platform gets. Therefore, the late entrants platform should adhere to imitative innovation strategy and scalization development using lower pricing and targeting low-end customers, while the first movers platform should insist on innovative and differentiation strategies through targeting high-end customers and providing high quality service.

Key words: the emerging video services； platforms, two-sided markets, coopetition