Technological innovations facilitating e-commerce have well-documented effects on consumer behavior and firm organization in the retail sector, but the effects of these new transaction technologies on fiscal systems remain unknown. By extending models of commodity tax competition to include...

We describe the simple analytics of the four main types of sales taxes under revenue neutrality: the retail sales tax, the value added tax, a cascading sales tax and a manufacturers' sales tax. The retail sales tax is shown to be equivalent to a value added tax. In order to produce equal...

Rising prevalence of obesity among adults and children is a major policy issue in many countries. Two widely discussed instruments to address obesity are a tax on unhealthy foods (fat tax) and a subsidy on healthy foods (thin subsidy). We compare these two policies to a sales tax on all food...