What are distributional effects?

A distributional effect is when something changes how much of a good or bad thing each person gets, like sharing candy but some kids get more than others.

Imagine you and your friends are at a party, and there's a big bag of cookies. If the bag has 10 cookies and there are 5 people, everyone gets 2 cookies, that’s fair. But if the bag only has 6 cookies, and still 5 people, someone might get 2 cookies and others just 1. That’s a distributional effect: some people have more, some less.

Now think of pizza, your favorite! If you're splitting one pizza among four friends, everyone gets a slice. But if the pizza is extra big, maybe two slices go to one person and just one to another. That’s also a distributional effect, it changes who gets more or less.

Sometimes when something happens, like a new rule in school, or a change at work, it doesn’t affect everyone equally. Some people might get more cookies (or pizza), others fewer. Those are the distributional effects of that change.