Based on the earlier work of one of the authors, this paper develops a unified methodology to compare tax progression for dominance relations under different income distributions. We address it as uniform tax progression for different income distributions and present the respective approach for...

Introduction: Measuring Tax Progression -- Theories: Local Measures -- Global Measures -- Uniform Measures -- Applications: Data and Fiscal Institutions of the Surveyed Countries -- Numerical Results -- Statistical Tests -- Progression Intensity