A study of post-conflict behaviour of aggressor and victim was performed in a group of anubis baboons at the Institute of Medical Primatology. The following three aims have been set: 1) the analysis of post-conflict interactions between the aggressor and victim; 2) the analysis of post-conflict interactions of aggressor and victim with the third individuals; 3) the analysis of post-conflict int...

Although third-party punishment helps sustain group cooperation, might victim compensation provide third parties with superior reputational benefits? Across 24 studies (N = 21,296), we a comprehensive examination of the consequences choice between and compensation. What do people infer from, how they respond to, versus compensation? various contexts ranging from economic games, to workplace inj...

This paper presents efficient off-line anonymous e-cash schemes where a user can withdraw a wallet containing 2 coins each of which she can spend unlinkably. Our first result is a scheme, secure under the strong RSA and the y-DDHI assumptions, where the complexity of the withdrawal and spend operations is O(`+k) and the user’s wallet can be stored using O(`+k) bits, where k is a security parame...

A fair network payment protocol plays an important role in electronic commerce. The fairness concept in payments can be illustrated as that two parties (e.g. customers and merchants) exchange the electronic items (e.g. electronic money and goods) with each other in a fair manner that no one can gain advantage over the other even if there are malicious actions during exchanging process. In the p...