Economists have been examining the impact of climate change for almost as long as it’s been known to science.In the 1970s, the Yale economist William Nordhaus began constructing a model meant to gauge the effect of warming on economic growth. The work, first published in 1992, gave rise to a field of scholarship assessing the cost to society of each ton of emitted carbon offset by the benefits of cheap power — and thus how much it was worth paying to avert it.Dr. Nordhaus became a leading voice for a nationwide carbon tax that would discourage the use of fossil fuels and propel a transition toward more sustainable forms of energy. It remained the preferred choice of economists and business interests for decades. …
