In prediction markets, investors trade assets whose values are contingent on the occurrence of future events, like election outcomes. Prediction market prices have been shown to be consistently accurate forecasts of these outcomes, but we don't know why. I formally illustrate an information...

A policy maker (PM) needs information that only financial market traders know in order to implement his optimal policy, and traders may aggregate this information in asset prices. In such a setting, prices can become uninformative, because the PM reacts to information contained in prices,...

We study the effects of a field experiment designed to motivate employee ideas, at a large technology company. Employees were encouraged to submit ideas on process and product improvements via an online system. In the experiment, the company randomized 19 account teams into treatment and control...

Minimum prices above the market level can lead to ineffcient production and oversupply. We investigate whether this effect is even more pronounced when decision makers are influenced by their social environment. Using data of minimum prices for renewable energy production in Germany, we analyze...