To get people to eat veggies, sure you can ban the production and sale of junk food.
I prefer to live in a world where both are available and the preferred solution is education about the effects of junk food.
I prefer to live in a world where both are available and the preferred solution is education about the effects of junk food.
Guess what happened when we decided "telling people sugar is great for kids" was bad? The government now regulates the information people are provided regarding nutritional content in food.
Speech isn't so easy, which is why the analogy still doesn't work.
Cows are not perfect spheres, and people are not perfect rational agents and that won't change for the foreseeable future so policy makers need to handle things with their avaliable policy tools, not the tools they wish they had