We compare the behavior of voters under simultaneous and sequential voting rules when voting is costly and information is incomplete. In many political institutions, ranging from small committees to mass elections, voting is sequential, which allows some voters to know the choices of earlier voters. For a stylized model, we generate a variety of predictions about the relative e¢ ciency and part...

Code Voting is an appropriate technology to deal with the “Secure Platform Problem” [Riv02]. However, code voting as proposed by Chaum [Cha01] is vulnerable to vote selling and other flaccidities. In this paper we describe the vulnerabilities of code voting and propose to extend code voting to prevent vote selling. For this purpose we combine code voting with linkable group signatures and vote ...

In recent years, several electronic voting (e-voting) schemes for communication networks have been proposed. In 2006, Chang and Lee presented an anonymous electronic voting scheme which can be applied in real-world elections. However, this paper shows that ChangLee’s e-voting scheme suffers from susceptibility to security attacks. As a result, some essential security requirements of their e-vot...