Berkeley's soda tax election changed drinking habits months before prices went up

Berkeley's soda tax election may have played a major role in changing drinking habits in the city, a new study shows. An analysis of food and drink purchases at UC Berkeley-owned dining facilities and in drug stores in the city of Berkeley revealed that soda sales dropped an average of 10 to 20 percent in the three months immediately following the vote -- before the tax and any associated price hikes went into effect.

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