<p>The state-by-state rollout of legalized weed has given economists a perfect natural experiment to measure its effects. Here’s what we know so far — and don’t know — about the costs and benefits of legalization.</p>


<description>&lt;p&gt;The state-by-state rollout of legalized weed has given economists a perfect natural experiment to measure its effects. Here’s what we know so far — and don’t know — about the costs and benefits of legalization.&lt;/p&gt;
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The state-by-state rollout of legalized weed has given economists a perfect natural experiment to measure its effects. Here’s what we know so far — and don’t know — about the costs and benefits of legalization.

Freakonomics Radio

459. Let’s Be Blunt: Marijuana Is a Boon for Older Workers

459. Let’s Be Blunt: Marijuana Is a Boon for Older Workers

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