fertility. The theory admits a unique Malthusian equilibrium in a two-dimensional state space characterized by population …

This paper provides a uni?ed growth theory, i.e. a model that explains the very long-run economic and demographic …

In spite of two centuries of extensive debate, a consistent framework of the classical theory of population on which … economists can universally agree has not been established. This means that either the theory lacks consistency or it has been … nomenclature, the paper intends to clarify the classical theory of population by employing unambiguous definitions of the principle …