The ability of a tax authority to successfully collect taxes depends critically on both its relationship with the taxpayers and how strongly these taxpayers are committed to contributing to the common good. We present evidence on a new non-intrusive approach aimed at fostering the commitment to...

People's fairness preferences are an important constraint for what constitutes an acceptable economic transaction, yet little is known about how these preferences are formed. In this paper, we provide clean evidence that contrast effects arising from previous transactions play an important role...

We find experimental evidence that the decision problem of tax compliance changes if subjects ́declarations are not randomly assessed, but is based on their appearance as captured by pictures of their faces, even if the aggregate audit probability does not change. Some subjects may fear that...

We study experimentally how taxpayers choose between two tax regimes to fund a public good. The first-best tax regime imposes a general, distortion-free income tax. However, this tax cannot be enforced. The second-best alternative supplements the income tax by a specific commodity tax. This tax...

Third-party reporting and employers' tax withholding are powerful compliance mechanisms, as long as the employer and employee do not collude to evade. Using data from randomly assigned on-site audits among 2,462 Norwegian firms, we provide evidence of collusive tax evasion. We find that firms...