Sugary drink sales in Philadelphia fall 38% after city adopted soda tax, study Posted by pseudolus on Wednesday May 15, 2019 @08:49AM from the cnbc.com dept. https://www.cnbc.com/2019/05/14/sugary-drink-sales-fall-38percent-after-philadelphia-levied-soda-tax-study.html ( 2 comments | 3 points | on HN )
At least in a European country where health costs are socialised. Not sure how much they're socialised in the United States.
It's interesting that residents would travel to another city to purchase the beverages. I wonder how much extra in travel (gas) each spent on average.