Some personal income tax breaks reward socially approved activities, others serve the interests of tax administrators and special interest groups. All give rise to classical HI. We allow for the categorization of tax breaks into deserving and undeserving types, and pose a “modified HE”...

This paper makes a new attack on the old problem of measuring horizontal inequity in the income tax. Local measures of inequality of posttax income among pretax equals are proposed, which reflect alternative value judgments about the nature and magnitude of an inequity. These measures are...