behavior. I show that for a large class of parameters cooperation will emerge if the population is large; if the population is … population, the less likely cooperation will be. <BR><BR> …

in the final periods. We interpret subjects' behavior in terms of conditional cooperation which is characterized by both …

can increase the cooperation level of individuals in the group. …

encourage cooperation may actually hurt morale, by convincing opportunistic team members to imitate and later take advantage of …

. Cooperation in such games can be sustained as a Nash equilibrium. Besides the efficient cooperative equilibrium there is also the … inefficient non-cooperative equilibrium. This paper investigates experimentally whether cooperation actually occurs in a simple …

In this paper we argue that authorities aid cooperation by means of direct coordination or the enforcement of re …

sensitive to free-riding than cooperation on the part of others. The experiment provides similar results to Weimann's, in that … in a public good experiment prompted by Weimann's (1994) result, from a deceptive design, that subjects are more … explain decay in contributions in repeated play designs. The experiment shows there is a workable alternative to deception.<BR><BR> …

Explaining the evolution and maintenance of cooperation among unrelated individuals is one of the fundamental problems … mechanism to maintain cooperation among humans. In this paper we explore the boundary conditions for altruistic punishment to … maintain cooperation by systematically varying the cost and impact of punishment, using a subject pool which extends beyond the …