Even so, the idea of tackling obesity via the tax system has some serious flaws.

即便如此，通过税收系统来控制肥胖的想法还是存在一些严重的缺陷。

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A soda tax would not only help Americans to slim down but could raise revenues that would help to offset the rising sums spent to treat preventable health conditions caused by obesity.

汽水税不但可以帮助美国人瘦身，还可以增加税收。肥胖引起的健康问题可以事先防范，税收也有助于补偿治疗相关疾病方面日渐增加的花费。

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A new theoretical paper in the Journal of Public Economics even suggests that a tax on junk food could increase obesity, especially among physically active people.

公共经济学杂志中的一篇新的理论性论文甚至指出：对垃圾食品征税可能会增加肥胖人群，特别是增加那些积极锻炼的人当中的肥胖现象。

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Even so, the idea of tackling obesity via the tax system has some serious flaws.

ECONOMIST: Does a tax on junk food make sense?

But Mike Jacobson, executive director for the Center for Science in the Public Interest, said that if the company was serious about tackling obesity it would stop fighting a tax on its drinks.

BBC: Coca-Cola addresses obesity in TV advert

In the case of obesity, what do you ban or tax?

ECONOMIST: Lexington