Climate change has been underestimated in previous study according to new comment in the American Economic Review

Climate policy needs to be more ambitious than previously claimed, since the climate is changing faster than anticipated. The comment was published in the American Economic Review by  a team of climate scientists and economists, including Armon Rezai, and is available under https://www.aeaweb.org/articles?id=10.1257/aer.20190089&&from=f