Evaluation of the sugar-sweetened beverage tax in Oakland, United States, 2015-2019: A quasi-experimental and cost-effectiveness study.
Justin S WhiteSanjay BasuScott KaplanKristine A MadsenSofia B Villas-BoasDean SchillingerPublished in: PLoS medicine (2023)
An SSB tax levied in Oakland was associated with a substantial decline in volume of SSBs purchased, an association that was sustained more than 2 years after tax implementation. Our study suggests that SSB taxes are effective policy instruments for improving health and generating significant cost savings for society.