We comment on non-cooperative and cooperate approaches to distributive (divide-the-cake) bargaining. We first review the challenges addressed by the seminal literature on two-person bargaining and threeperson bargaining. We then explore more recent developments on dynamic multi-player bargaining over distributive policies, both over a single decision, and over an infinite sequence of decisions ...

In this issue, Beaulac and colleagues (page 399) tell us that physical activity is beneficial not only for physical conditioning but also for morale.1 They base this affirmation on the results of a Cochrane systematic review of the literature2 published in 2009 and of a controlled clinical study3 comparing the effects of physical activity with the effects of antidepressants. Even if the conclus...