This study is a field experiment on loss aversion. The framing of scoring rules was differentiated in an exam at the University of Warsaw, with only half the students facing explicit penalty points in the case of giving an incorrect answer. Loss aversion predicts that less risk will be taken...

We experimentally investigate two competition policy measures relevant for markets with network externalities: mandating technological compatibility and lowering the cost of switching between providers. We do so in a virtual market with the roles of both sellers and buyers being played by...

This paper reports a field experiment involving manipulation of invitations to register in an experimental economics subject database. Two types of invitations were sent, one emphasizing pecuniary and the other non-pecuniary benefits of participation. It was found that first-year economicsmajors...