The historic global deal on climate change reached by 190 countries in Paris will help the economy, not hurt it as critics argue, writes Huffington Foundation Professor of Economics and Environmental Studies Gary Yohe in an op-ed in The Hartford Courant. "The evidence in the peer-reviewed economic literature, as well as real experience around the world and in the United States, shows that climate action not only protects public health by reducing pollution, but also protects the economy from extreme weather shocks and other complications that have and will arise from a changing climate. The sooner we act, the more money…