A turnover tax, more commonly known as a gross receipts tax, has a long and sordid history. The tax has ancient roots, first appearing when economies were primitive and underdeveloped, with few alternatives for raising revenue. A turnover tax makes no pretense of taxing profits, income, consumption, wealth, or other bases that have come to be accepted as legitimate around the world. Instead, it taxes business activity, and is fundamentally different in concept, and inferior to, either a well-designed retail sales tax or a value-added tax. Economists throughout the ages have nearly universally condemned turnover taxes; some even blame the Spanish version of the tax (the “Alcabala,” first imposed in the 14th century) for that country’s downfa...