This paper studies the causal effect of providing information about climate change on individuals' willingness to pay to offset carbon emissions in a randomized control trial. Receiving truthful information about ways to reduce CO2 emissions increases individuals' willingness to pay for CO2...

Why do people appear to forgo information by sorting into “echo chambers”? We construct a highly tractable multi-sender, multi-receiver cheap talk game in which players choose with whom to communicate. We show that segregation into small, homogeneous groups can improve everybody’s...