There's a ton of research on the effects of air conditioning on learning exploiting (purportedly) pseudo-random introduction of air conditioning to schools. Her

There's a ton of research on the effects of air conditioning on learning exploiting (purportedly) pseudo-random introduction of air conditioning to schools. Here's one: https://www.aeaweb.org/articles?id=10.1257%2Fpol.20180612 https://www.aeaweb.org/articles?id=10.1257%2Fpol.20180612