US >=$22.3 trillion GDP (constant 2000 dollars) in 2050 —HSBC

Created by gwern on 2011-08-13; known on 2050-01-01

• gwern estimated 70% on 2011-08-13
• gwern said “source: http://www.telegraph.co.uk/finance/economics/8239707/HSBC-sees-China-and-America-leading-global-mega-boom.html” on 2011-08-13
• Raahul_Kumar estimated 2% and said “The USA is in demographic decline, and faces much more competitive nations. Improbable. ” on 2016-01-19
• themusicgod1 estimated 50% on 2016-10-09
• pranomostro estimated 66% on 2019-01-03
• Baeboo estimated 95% on 2019-01-04