Z:gnu-www-ja-frank--f7773d-Hirshleifer, Jack. =26ldquo;On/en

Hirshleifer, Jack. &ldquo;On the Emotions as Guarantors of Threats and Promises,&rdquo; in John Dupre, ed., The Latest and the Best: Essays on Evolution and Optimality, Cambridge, MA: The MIT Press, 1987.