Here’s what happens when a school is located near a cannabis dispensary. Really!

Why would anyone in their right mind allow a cannabis dispensary to operate near a school?

I don't think e.g. liquor or gun shops are allowed near schools.

This article provides no actual examples except for a vague "Oregon in 2015" without any further details! Pretty bad! 

So what is this article actually about? The article is written by a professor and a statistician.

Here’s what happens when a school is located near a cannabis dispensary