1970. Paul Samuelson http://course.earthrightsinstitute.org/?q=node/81#George
1976. Milton Friedman http://course.earthrightsinstitute.org/?q=node/81#George
1978. Herbert Simon http://savingcommunities.org/docs/simon.herbert/lvtendorsement.html
1981. James Tobin https://www.prosper.org.au/geoists-in-history/james-tobin/
1985. Franco Modigliani http://www.wealthandwant.com/themes/quotable_nobels.htm
1986. James Buchanan http://www.wealthandwant.com/themes/quotable_nobels.htm
1987. Robert Solow http://www.wealthandwant.com/themes/quotable_nobels.htm
1996. William Vickrey http://www.wealthandwant.com/themes/quotable_nobels.htm
1996. James Mirrlees: Mirrlees Review, ‘Tax by Design’, p.373 https://www.ifs.org.uk/uploads/mirrleesreview/design/ch16.pdf
2001. Joseph Stiglitz https://www.theatlantic.com/national/archive/2019/04/henry-georges-single-tax-could-combat-inequality/587197/