This paper develops a theory of optimal provision of commitment devices to people who value both commitment and flexibility, and whose preferences differ in the degree of time inconsistency. If time inconsistency is observable, both a planner and a monopolist provide devices that help each...

Contrary to mainstream opinion, suggesting that dominant online platforms compete on their own merits and that their abuse of the large-scale accumulation of data should fall under data or privacy laws, this article argues that competition law should investigate whether global platform...

This paper seeks to explain two related phenomena: (i) it is often the case that when the new variety of a product is launched, some consumers do not purchase the latest variety and (ii) the quality of the latest variety of a product is often not significantly superior compared to the existing...

We study a tractable two-dimensional model of price discrimination. Consumers combine a rigid with a more flexible choice, such as choosing the location of a house and its quality or size. We show that the optimal pricing scheme involves no bundling if consumer types are affiliated. Conversely,...

We study a tractable two-dimensional model of price discrimination. Consumers combine a rigid with a more flexible choice, such as choosing the location of a house and its quality or size. We show that the optimal pricing scheme involves no bundling if consumer types are affiliated. Conversely,...

Lignite price negotiation between opencast mine and power plant as a two-stage, two-person, cooperative, non-zero sum game. Based on the simple model of the lignite deposit the methodology of finding the optimal solution for bilateral monopoly (BM) of lignite mine and power plant is shown taking...