Opponents of soda taxes say they don't work. They point to a study from the University of Wisconsin at Madison. Actually, that study showed that soda taxes do work. Weak soda taxes of three percent, without any accompanying public health campaign, work weakly. But, they work. They decrease soda consumption.
The nutritional fable goes something like this: Rather than criticize industry for its questionable practices, health organizations should "sit at the table" with industry leaders and see what compromises can be reached. This all sounds wonderfully cooperative and democratic, but it also ignores some stark realities.