We show in a public goods experiment on three continents that conditional cooperation is a universal behavioral ….S.A. than anywhere else. -- conditional cooperation ; public goods ; experiment …

In an experiment using two-bidder first-price sealed bid auctions with symmetric independent private values, we …

outcomes according to the receiver's payoff, from highest to lowest. The receiver, without knowing that there is conflict of …

– formal titles. Land conflict will be minimal when governments supply property rights to first possessors. But, governments …, governments may assign de jure rights but be unwilling to enforce the right. This generates potential or actual conflict over land … depending on the violence potentials of de facto and de jure claimants. We examine land settlement and conflict on the frontiers …