The substantial questions of macroeconomics itself are very old, going back to the origins of economics itself. But professional self-consciousness of the distinction between macroeconomics and microeconomics dates only to the 1930s. The distinction was drawn quite independently of Keynes, yet...

"Little is known of Antonio Serra except that he wrote his extraordinary 1613 Short Treatise on the Causes that Make Kingdoms Abound in Gold and Silver even in the Absence of Mines in a Neapolitan jail, and that he died there soon afterwards. However the contribution this work made represents a...