You're right on the average. Almost every scenario has global GDP per capita higher in 2100 than today. Burke/Hsiang/Miguel [1] find poorest 40% of countries d

You're right on the average. Almost every scenario has global GDP per capita higher in 2100 than today. Burke/Hsiang/Miguel [1] find poorest 40% of countries down ~75% and richest 20% up slightly. So "we get richer" and "grandkids are worse off" are both true. Depends whose grandkids! [1] https://www.nature.com/articles/nature15725 https://www.nature.com/articles/nature15725