We study the effect of different levels of information on two-sided platform profits – under monopoly and competition. One side (developers) is always informed about all prices and therefore forms responsive expectations. In contrast, we allow the other side (users) to be uninformed about...

This short note prepared for an OECD meeting in June 2021 examines several antitrust issues involving analysis of potential competition. While the analysis is not new, it is still useful to collect them together in a unified fashion to show how they are related. In this regard, all the analysis...