This paper analyses the dynamics of hotel prices listed on Booking.com in the period 2014-16. This period is characterised by the most important antitrust decisions regarding the use of price parity clauses by online travel agencies (OTAs) in the EU. First, we document the dynamics of hotel...

We investigate how the adoption of price parity clauses (PPCs) by established platforms affects the listing decisions of suppliers. PPCs have been widely adopted by online travel agencies (OTAs) to force client hotels not to charge lower prices in alternative sales channels. We find that OTAs...

Online review aggregators, such as TripAdvisor, HotelClub and OpenTable help consumers identify the products and services that best match their preferences. The goal of this study is to understand the impact of online review aggregators on firms and consumers. We adopt Salop's circular city...