There are more and more industries in which firms are specialized in the production of a component of the final good. This is especially true in high-tech industries. The basic question is why don't these firms merge? We paradoxically show that industries which are typical candidates for...

In spite of Microsoft´s quasi monopoly position in the market for operating systems Linux has succeeded to become a serious competitor of Microsoft Windows. From an economic standpoint this fact raises some puzzles.(...)

We propose a stylized model of a problem-solving organization whose internal communication structure is given by a fixed network. Problems arrive randomly anywhere in this network and must find their way to their respective specialized solvers by relying on local information alone. The...

This paper provides the first experimental evaluation of the participatory budgeting model showing that it increased public participation in the process of public decision making, increased local tax revenues collection, channeled larger fractions of public budgets to services stated as top...

We consider upper and lower bounds for maxmin allocations of a completely divisible good in both competitive and cooperative strategic contexts. We then derive a subgradient algorithm to compute the exact value up to any fixed degree of precision. -- Fair Division ; Maxmin Allocation ; Kalai...