Synthetic Control Methods for Comparative Case Studies: Estimating the Effect of California’s Tobacco Control Program
比较案例研究的合成控制方法:估计加州控烟计划的效果
Building on an idea in Abadie and Gardeazabal (2003), this article investigates the application of synthetic control methods to comparative case studies. We discuss the advantages of these methods and apply them to study the effects of Proposition 99, a large-scale tobacco control program that California implemented in 1988. We demonstrate that, following Proposition 99, tobacco consumption fell markedly in California relative to a comparable synthetic control region. We…