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Why We’re Going to Win on Global Warming
...As far as I can see, proponents of emissions reductions will respond with four arguments: (1) inflate the analyzed costs of global warming by claiming the science actually now says things will be even worse than we previously thought, (2) inflate the analyzed costs of global warming by embedding indefensible discount rate assumptions in the black box of econometric calculations used by economists to conduct the cost-benefit analysis, (3) deflate the analyzed costs of emissions mitigation by claiming a free lunch – that there is a cost-free or low-cost way to radically reduce emissions, and/or (4) turn this into a moral crusade asserting that we have a moral duty to the poor of the world because of our past sins of emission. I have laid out responses to each of these objections: 1, 2, 3 and 4. When considered carefully, emissions mitigation proponents have no persuasive arguments....