what is say s law of markets 
say s law of markets is a classical economic theory that states that individuals need to produce and generate income in order to purchase goods and services according to say demand occurs before any production takes place not because of the income generated this law addresses how individuals create wealth along with how economic activity works the bottom linejean baptiste say was a french classical liberal economist who left a lasting mark on the world with his academic and professional pursuits say who once worked under napoleon was moved by the work of adam smith who is considered the father of modern economics say taught political economy in france until his death and also wrote several books but his law of markets which highlights the relationship between income and supply and demand is probably what he s best known for leaving behind 