Which scientist from the Renaissance period made it significant scientific discoveries that laid the basis for scientists of the Scientific Revolution?

well considering i can't see the graph, it's probably prices

i believe the answer is: returns on investments, no wages

people who belong in upper class society would most likely get there by obtaining multiple source of income, which a certain percentage of ownership for businesses. since most of them are job creator, they would most likely get their money from profit, not wages.