Referral: Using top ten countries' GDP data to assess how the world changed (materially) from my personal perspective, since I began working in 1984

Readers may want to view my post on another blog of mine: Using top ten countries' GDP data to assess how the world changed (materially) from my personal perspective, since I began working in 1984, https://ravisiyer.blogspot.com/2018/11/using-top-ten-countries-gdp-data-to.html, 5th Nov. 2018