What size family did David Ricardo recommend people have?

  English economist who gave systematized, classical form to the rising science of economics in the 19th century. His laissez-faire doctrines were typified in his Iron Law of Wages, which stated that all attempts to improve the real income of workers were futile and that wages perforce would remain near the subsistence level. The size of family was five to ten people

idk you know what i mean hahahaha