Economics has devoted little attention so far as to whether the type of decision maker matters for economic decisions. However, many important decisions like those on monetary policy or a company’s business strategy are made by (small) groups rather than an individual. We compare behaviour of...

Although relative performance schemes are pervasive in organizations reliable empirical dataon induced sabotage behavior is almost non-existent. We study sabotage in tournaments in acontrolled laboratory experiment and are able to confirm one of the key insights from theory:effort and sabotage...

How can a principal (an agent) ensure that an agent (a principal) will work (pay up), ifpayment (work) precedes work (payment)? When a banknote is torn in two, each part is byitself worthless. A principal can pre-commit to payment-on-delivery, by tearing a banknoteand giving the agent the first...

Under simple majority voting an absolute majority of voters may choose policies that are harmful to minorities. It is the purpose of sub- and super-majority rules to protect legitimate minority interests. We study how voting rules are chosen under the veil of ignorance and whether there are...

This study presents descriptive and causal evidence on the role of the social environment in shaping the accuracy of self-assessment. We introduce a novel incentivized measurement tool to measure the accuracy of self-assessment among children and use this tool to show that children from high...

Interactions between players with private information and opposed interests are often prone to bad advice and inefficient outcomes, e.g. markets for financial or health care services. In a deception game we investigate experimentally which factors could improve advice quality. Besides advisor...