This article deals with the problems of modeling the population densities of cities. Two types of models, the quadratic gamma and the equilibrium, are discussed and compared. (Author/MK)

A group of experts on population and development planning met in Bangkok, Thailand in July, 1977. The meeting was organized by the United Nations Economic and Social Commission for Asia and the Pacific. This report is the result of background papers used at the conference, reactions to the papers, and further writing. The purpose of the meeting…

One of a special series on population change and development, this paper focuses primarily on the programs and policies responsible for mortality or fertility change, rather than on the growth impact of a mortality or fertility change per se. The first portion of the document examines three models for assessing the population growth implications…

A variety of ecological, economic, and social changes are now reshaping rural America. The deterioration of the economic structures and perceived quality of social life in large metropolitan centers of the United States has stimulated the dispersal of population and economic resources throughout rural America. During the last decade almost three…