Sin taxes are increasingly being used to discourage the consumption of goods perceived to harm individuals and society. This paper examines the impact of South Africa's Health Promotion Levy (HPL)-the first sugar tax implemented in Africa-on the consumption of sugar-sweetened beverages (SSBs) in...

This paper takes stock of what is known about the efficacy of actual Value Added Tax (VAT) systems, nearly 100 years since the tax was conceived. Existing VAT systems fall short of the idealized version on many dimensions, some by design and others unintended. Actual VATs might therefore have...