Field evidence suggests that people belonging to the same group often behave similarly, i.e.,behaviour exhibits social interaction effects. We conduct an experiment that avoids theidentification problem present in the field. Our novel design feature is that each subjectsimultaneously is a member...

Although paying taxes is a key element in a well-functioning civilized society, the understanding of why people pay taxes is still limited. What current evidence shows is that, given relatively low audit probabilities and penalties in case of tax evasion, compliance levels are higher than would...