Technological advances and the development of social media have made petitions, public
protests, and other form of spontaneous activism increasingly common tools for individuals …

Compulsory voting is assumed to have both primary and secondary effects on citizens'
political behaviour. While compulsion increases voter turnout, its effects on political …

We investigate the potential of transparency to influence committee decision-making. We
present a model in which career concerned committee members receive private information …

We propose a theory-based experimental approach to compare the properties of approval
voting (AV) with those of plurality. This comparison is motivated by the theoretical prediction …

Blockholders play a large role in corporate governance. We examine their voting behavior
by adding a voter with many votes, ie, a blockholder, to a standard voting model. A …

We study unanimous decision making under incomplete information. We argue that
unanimous decision rules are not all equivalent. We show that majority rules with veto power …

Compulsory voting is known to increase electoral participation, but its second-order effects
are not well established. In this paper, I argue that vote choices are a relatively poor …

We study majority voting over two alternatives in small groups. Individuals have identical
preferences but are uncertain about which alternative can better achieve their common …

The Condorcet jury model with costless but informative signals about the true state of the
world predicts that the efficiency of group decision-making increases unambiguously with …

We study theoretically and experimentally committee decision making with common
interests. Committee members do not know which of two alternatives is optimal, but each …