If an intermediary offers sellers a platform to reach consumers, he may face the following hold-up problem: sellers suspect the intermediary will enter their respective product market as a merchant after they have sunk fixed costs of entry. Therefore, fearing that their investments cannot be...

If an intermediary offers sellers a platform to reach consumers, he may face a hold-up problem: sellers suspect that the intermediary will enter their respective market, competing with them. As sellers fear that they cannot recoup their sunk costs of entry, they do not join the platform. Hence,...

This paper deals with trade platforms whose operators not only allow third party sellers to offer their products to consumers, but also offer products themselves. In this context, the platform operator faces a hold-up problem if he uses classical twopart tariffs only as potential competition...