In analysis of atemporal models, comparative statics experiments are typically carried out, often employing envelope properties, such as Roy's identity, Hotelling's lemma and Shephard's lemma, in order to simplify the analysis. In analysis of dynamic models, such experiments are seldom...

Ce Document Presente Trois Experiences Faites Pour Tester les Predictions des Principaux Modeles de la Theorie des Jeux Qui Analysent les Consequences de L'attitude Envers le Risque Sur L'issue de la Negociations. les Resultats Confirment Modestement les Predictions de Ces Modeles. Ils Suggerent...

We study a decision-maker who follows the Savage axioms. We show that if s(he) is able to take unobservable actions which influence the probabilities of outcomes then it can appear to an outsider as if his/her subjective probabilities are non-additive. Implications for multi-period decisions are...