goods typically assume a single rational decision-maker. We use a laboratory experiment to compare team decisions to … contribute more to the public good than individuals. With a punishment option subsequently to the contribution decision team …. Extreme preferences for punishment are eliminated by the majority decision rule. Overall, team decisions are closer to the …

individually and keep the decision-making power. Our model predicts a trade-off between information acquisition and information …. Hence, the experts either acquire the same or a larger amount of information, depending on the cost of information, than in … case of delegation. On the other hand, any acquired information is better aggregated in case of delegation, where experts …

of information exchanged between team members improves the teams' performance if and only if the teams strategically …