In models of sequential decision making herd behaviour occurs if the signals smart(dumb) agents receive are (un)correlated and if agents have reputational concerns. We show thatintroducing costly effort to become informed about project payoffs (i) eliminates herdbehaviour and (ii) shifts...

We experimentally study the effect of information about competitors ́actions on cartel stability and firms ́incentives to form cartels in Cournot markets. As in previous experiments, markets become very competitive when individualized information is available and participants cannot...

Incentives based on esteem, honor and shame are increasingly popular and easy to use due to modern surveillance techniques. However, the use of shaming is controversial: critics argue that delegating punishment to a crowd can lead to mob justice and a loss of control over the size of the...