This paper analyzes the effect of the power of the chairman and CEO on firm risk. As proxies of power several variables have been employed: the fact that a person accumulates both the CEO and the Chairman titles, the fact of CEO or Chairman being founders, their tenure, their shareholding and...

This paper addresses the following issue: If a set of agents bargain on a set of feasible alternatives 'in the shadow' of a voting rule, that is, any agreement can be enforced if a 'winning coalition' supports it, what general agreements are likely to arise? In other words: What influence can...

This paper focuses on the probabilistic point of view and proposes a extremely simple probabilistic model that provides a single and simple story to account for several extensions of the Shapley value, as weighted Shapley values, semivalues, and weak (weighted or not) semivalues, and the Shapley...