Using data on 4.1 million apps at the Google Play Store from 2016 to 2019, we document that GDPR induced the exit of about a third of available apps; and in the quarters following implementation, entry of new apps fell by half. We estimate a structural model of demand and entry in the app...

Rule-making and dispute resolution are essential functions of online platforms. Many of these platforms have traditionally adopted a centralized model of governance to create and enforce rules for platform participants. However, a large number of online platforms, particularly those in China,...

In recent years, several competition authorities around the world have announced majorinvestigations into potential anti-competitive behaviour by digital platforms. Not all ofthat behaviour harms downstream consumers. This has contributed to a growing ‘existentialcrisis’ at the foundation of...

Purpose – The purpose of this paper is to introduce a new business model logic, highlighting value processes in and properties of platform business models to inform business model thinking from a systemic and dynamic perspective. It challenges the idea of firms managing, influencing and...