With the rise of the platform economy over the past decade, numerous online retailers have switched from the traditional wholesale model to the agency model. In the agency model, the suppliers, rather than the retailers, control the pricing decisions, and they share a proportion of the revenue...

In this thesis, I have examined whether the current approach to competition policy is suitable for the distinct characteristics of the digital economy. It is particularly difficult to define the relevant market and rely on market share test as a proxy for market power in the digital economy...

We consider the merits of the recent EU’s Digital Markets Act from the perspective of innovation and value creation. We conceptualize innovation as new interactions being created by the digital platform leading to ‘value creation’, in contrast to facilitating existing interactions or...

This article provides an encyclopedic survey of the platform strategy literature and is organized around launch strategies, governance, and competition. A platform strategy is the mobilization of a networked business platform to expand into and operate in a given market. A business platform, in...

The Digital Markets Act makes clear choices about important tradeoffs in value to constrain the arbitrary power and dominance of gatekeepers over digital markets and guarantee a more equitable distribution of value with business users. We argue that the extent those objectives will be realized...

This study examines the trade-off between online advertising effectiveness and (do-not-track) privacy regulation. Recent literature on ad-financed business model predicts that consumers who patronize multiple platforms (multi-homing) can have less per-impression value as they may see duplicated...

We use panel data on digital song and album sales coupled with a quasi-random price experiment to determine own- and cross-price elasticities for songs and albums. We then develop a structural model of consumer demand to estimate welfare under various policy relevant counterfactual scenarios....

In dealing with telecom operator and internet mergers in the late 1990s the European Commission adopted a pessimistic view of competition based on the then emerging theory of network effects. This paper takes a short and critical look at the Commission's use of network effects theory, and its...

Plug and Play – The Era of Technology Convergence.Emergences of new technologies like Mobile, Cloud and robust payment gateways have enhanced the business models of e-commerce applications. Google pioneered the advertisement based revenue model. Amazon gave a whole new dimension to e-business...

Der vorliegende Beitrag erörtert die wichtigsten Herausforderungen, die sich durch die Digitalisierung stellen. Analysiert werden die Fragen, inwiefern die die Digitalisierung zu einer Monopolisierung von Märkten führt, wie das Kartellrecht nach der 9. GWBNovelle diese Befürchtungen...