This volume makes available to a student audience one of the most controversial and miunderstood works published during the last two hundred years.Malthus`s Essay an Principle of Population began life in 1798 as a polite attock on some post-French-revolutionary speculations on the theme of social and human hopes set by the tension between population growth and natural resources.This edition is based on the authoritative variorum of the mature versions of the Essay published over the period 1803 to 1826.this was the period during which Malthus collected further demographic evidence and developed a distinctive stance as a political moralist on a number of important policy questions that were central to public debate during and immediatedy after the Napoleonic wars-the period in which Britain the adequacy of its political institutions and economic policies in the face of rapid population growth，political and industrialization.