* https://wid.world/document/soviets-oligarchs-inequality-prop...
* https://wid.world/document/appendix-soviets-oligarchs-inequa...
USSR provided free education to all citizens resulting in literacy rising from 33% to 99.9%:
* http://www.revolutionarydemocracy.org/archive/PubEdUSSR.htm
* http://www.revolutionarydemocracy.org/archive/anglosov.htm
* http://unesdoc.unesco.org/images/0000/000013/001300eo.pdf
* https://en.wikipedia.org/wiki/Likbez
USSR doubled life expectancy in just 20 years. A newborn child in 1926-27 had a life expectancy of 44.4 years, up from 32.3 years thirty years before. In 1958-59 the life expectancy for newborns went up to 68.6 years. the Semashko system of the USSR increased lifespan by 50% in 20 years. By the 1960's, lifespans in the USSR were comparable to those in the USA:
* https://en.wikipedia.org/wiki/Demographics_of_the_Soviet_Uni...
* https://www.rand.org/pubs/research_briefs/RB5054/index1.html
Quality of nutrition improved after the Soviet revolution, and the last time USSR had a famine was in 1940s. CIA data suggests they ate just as much as Americans after WW2 peroid while having better nutrition:
* https://www.scribd.com/document/430076844/CIA-RDP84B00274R00...
* https://artir.files.wordpress.com/2016/05/compar1.png?w=640
USSR moved from 58.5-hour work weeks to 41.6 hour work weeks (-0.36 h/yr) between 1913 and 1960:
* https://books.google.com/books?id=x8JYjwEACAAJ
* https://b-ok.cc/book/2669908/77497f
USSR averaged 22 days of paid leave in 1986 while USA averaged 7.6 in 1996:
* https://www.ilo.org/public/libdoc/ilo/1994/94B09_66_englp2.p...