Two groups of voters of known sizes disagree over a single binary decision to be taken by simple majority. Individuals have different, privately observed intensities of preferences and before voting can buy or sell votes among themselves for money. We study the implication of such trading for...

How does communication among voters affect turnout? In a laboratory experiment, subjects, divided into two competing parties, choose between costly voting and abstaining. Pre-play communication treatments, relative to the No Communication control, are Public Communication (subjects exchange...