This paper analyzes the generalized quality differentiation model in multi-sided markets with positive externalities, which leads to new insights into the optimal pricing structure of the firm. We find that quality differentiation for users on one side affects not only the side involving...

Decentralized blockchain-based transactions benefit users through their openness, transparency, and immutability, which may come at the expense of privacy concerns. This paper shows that if there is a dilemma between decentralization and privacy protection, such that a more decentralized system...