It's simple math. People are against marijuana tend to hold that position more strongly to the point where they might refuse to vote for politicians who support

It's simple math. People are against marijuana tend to hold that position more strongly to the point where they might refuse to vote for politicians who support marijuana. Pro-marijuana people on the other hand usually have that as a weaker preference. https://medium.com/incerto/the-most-intolerant-wins-the-dictatorship-of-the-small-minority-3f1f83ce4e15 https://medium.com/incerto/the-most-intolerant-wins-the-dict... is a good article discussing these types of effects.