When firms (conglomerates) are competing, not only for the present, with a given population of customers and a fixed set of commodities or service, but also for the future, in which products are constantly evolving, what will be their competitive strategies and what will be the emerging ecology...

Lecture on the first SFB/TR 15 meeting, Gummersbach, July, 18 - 20, 2004: This paper models the trade-off between production and appropriation in the presence of simultaneous inter- and intra-group conflicts. The model exhibits a ' group cohesion effect ': if the contest between the groups...

New forms of labour intermediation through digital platforms such as Uber, Deliveroo or Amazon Mechanical Turk can be conceptualised as the latest stage of a long-lasting process of disaggregation of the firm and “disorganisation of labour law.” In particular, the rise of platform-mediated...

We analyze competition through incentive contracts for managers in duopoly. Privately informed managers exert surplus enhancing effort that generates an externality on the rival. Asymmetric information on imperfectly correlated shocks creates a two-way distortion of efforts under strategic...

Can financial markets aggregate information dispersed among traders and allow traders to achieve their target inventories? To examine this question, we study a model of a double auction among finitely many traders who are all rational, strategic, risk averse, and informed about the value of a...