Alger, Ingela; Weibull, Jörgen W. - Carleton University, Department of Economics - 2010
Accordingto Hamilton’s(1964a, b) rule,a cost lyaction will be undertaken if its fitness cost to the actor falls short of the discounted benefit to the recipient,where the discount factor is Wright’s index of relatedness between the two. We propose a generalization of this rule,and show that...