Collaborative evasion of taxes and social security fees is prevalent in household services, when a household hires a service provider and no third party is involved. However, evidence on the determinants of collaborative tax evasion in general and the household context in particular is lacking....

We examine the effect of self-selected peer information on individual behavior and social norm formation via two experiments (N=1,945; N=2,414) using a lying game and political identification. A self-serving bias emerges in endogenous information search, wherein lenient sources (i.e., sources...