Online annex: Inter-agency Task Force on Financing for Development ( Potential revenue from carbon pricing in 2030, G20 countries ,Developoing,Developed Potential Revenue from $35 Carbon Tax,1.655,0.769 Potential Revenue from $70 Carbon Tax,2.832,1.371 Additional Revenue from $70 Carbon Tax (Relative to $35 Carbon Tax),1.176,0.602 Chart downloaded on 2019-10-17 18:34:34 from based on data from Parry and others (2018). Note: averages weighted by projected 2030 GDP.