This paper explores one part of a 1994 Minnesota Department of Revenue field experiment designed to study the effectiveness of alternative enforcement strategies. Two letters containing different normative appeals were sent to two large groups of taxpayers; a control group received no letter....

This paper reports on the results of a controlled experiment in Minnesota in which a random sample of taxpayers was informed that their income tax returns would certainly be closely examined. We analyze reported income of this sample of taxpayers, reported income on their previous year's...