A short collection paragraphs around climate change action taken from a recurring post — a copypasta — on the popular social media platform “Reddit”. Minor edits are added to fix broken links. — Again to summarize this short serie so far: there is general agreement among economists on carbon taxes whether you consider economists with expertise in climate economics, economists with expertise in resource economics, or economists from all sectors. It is literally Econ 101. The idea won a Nobel Prize.