Neither in- nor outside: the UK in the European Union

What is it that is neither inside nor outside, but still it is in the house? The EU membership of the United Kingdom reminds me a lot of this Hungarian riddle (solution later): when the UK was out, it tried to get in, but since the UK is in, it tries to get out. It is especially strange to look at this from the East where countries are begging to be let in the EU - while the UK wants to walk out on the other end. Analysis through the glasses of cooperative game theory.

On the number of blocks required to access the core

The following review has been written for Mathematical Reviews on the paper written by +Sylvain Béal, Eric Rémila, and Philippe Solal.

Review of "Protectionism and blocking power indices" by Francesc Carreras

A separating family

Most of the voting power literature has focussed on the ability to make or change decisions. This is surprising given the way the voting rules  in many of the well-known applications, such as the European Union Council of Ministers have been designed. Indeed the attention has been more on how to prevent change rather than how to foster it. This paper is an exception.