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Articles by Sean Casten

Sean Casten is president & CEO of Recycled Energy Development, LLC, a company devoted to profitably reducing greenhouse emissions.

All Articles

  • How to shut down 93% of coal without building new plants or reducing power supply

    Two interesting observations: 50% of U.S. power generation (in MWh) comes from coal, while only 20% comes from natural gas. 32% of total U.S. power generation capacity (in MW) is coal-fired, while 42% is gas-fired. When it runs, the natural gas fleet emits just 50% of the CO2 of the coal fleet, which raises a […]

    Sean Casten Climate & Energy

  • So how much would a $20/ton carbon price really cost?

    First I said that we shouldn’t confuse wealth transfers with economic pain. Then I said that a $20/ton carbon price works out to a 1.4 cent/kWh rate increase. Astute readers may have noticed a disconnect. (Isn’t 1.4 cents/kWh economic pain?) Which brings me to the third and final part of this little series. Carbon prices […]

    Sean Casten Technology

  • Economic impacts of carbon pricing

    Yesterday, I explained why we shouldn’t confuse wealth transfers with taxes. Today, I fulfill my promise to follow up with math. (Contain your excitement!) On the theory that you should (a) stick with what you know and (b) avoid speculating on shoddy data, I’m limiting this math to the electric sector, but the conclusions are […]

    Sean Casten Technology

  • Cap & trade: Carbon tax or wealth transfer?

    It’s an article of faith that cap-and-trade will raise our energy costs, but it’s not necessarily true. The ubiquity of this faith makes clear that the Smart People who write, talk, and vote about CO2 policy don’t really understand the issues. A quick discussion, and then some math to clarify. There are two core problems […]

    Sean Casten Technology