This paper studies implementation of the social optimum in a model of habit formation. We consider taxes that address inefciencies due to negative consumption externalities, imperfect competition, and self-control problems. Our contributions are to: i) account for producers market power; and ii)...

Two-sided platform firms serve distinct customer groups that are connected through interdependent demand, and include major businesses such as the media industry, banking, and the software industry. A well known textbook result in one-sided markets is that a government may increase a...

Two-sided platform firms serve distinct customer groups that are connected through interdependent demand, and include major businesses such as the media industry, banking, and the software industry. A well known result of tax incidence is that consumers of a more heavily taxed good pay a higher...