Why are you not convinced? That's precisely the logic used by a sugar tax, and is the same logic used in tobacco taxes.
In countries where there's public healthcare, the burden of it on the public purse is a very real consideration where trade-offs must be made in varying ways. One of these ways is to tax things that contribute to higher loads on the spending of those public policies. Australia's tobacco laws are a key example of this.
In countries where there's public healthcare, the burden of it on the public purse is a very real consideration where trade-offs must be made in varying ways. One of these ways is to tax things that contribute to higher loads on the spending of those public policies. Australia's tobacco laws are a key example of this.