Why not look at it as costing $10 of externalities plus $90 worth of steel bars that you’re preventing? That combination would make a $100 removal cost a good g

Why not look at it as costing $10 of externalities plus $90 worth of steel bars that you’re preventing? That combination would make a $100 removal cost a good goal. Or at least something that includes both the positive (stuff is good, jobs are good) and negative externalities (carbon is bad).