File:Plaque Rue Jean Baptiste Say - Paris IX (FR75) - 2021-06-27 - 1.jpg - Wikimedia Commons
Jean-Baptiste Say - Wikiwand
Say (Jean-Baptiste) | Online Library of Liberty
Jean-Baptiste Marc Bourgery - Wikipedia
1Adam Smith was born in County Fify Kirkcaldy 2 Adam Smith was respected as the father of game theory before His famous book “the wealthy of nation. - ppt download