The study of demography must begin with an understanding of the three sources of population changes: fertility, mortality, and migration. This paper leads prospective demographers--or anyone interested in population--through the dynamics of these three variables, introducing them to the forces that cause populations to grow or decline, and that…

Three states--California, Texas, and Florida--currently account for almost one-fourth of all the country's nonfarm jobs. The total number of jobs in these three states exceeds the total employment in 30 other states put together. These economic changes have had a very direct effect on the geographic distribution of the country's population, which…

By 1985, fertility rates in Europe were below the replacement level of 2.1 births per woman in all but Albania, Ireland, Malta, Poland, and Turkey, following a steady decline from a 1965 postwar peak well above 2.5 in Northern, Western, and Southern Europe and an erratic trend from a lower level in Eastern Europe. Natural decrease (fewer births…