Sociology 2180A/B Lecture Notes - Lecture 2: Life Table, Mortality Rate, Life Insurance
10 Apr 2018
School
Department
Course
Professor
Document Summary
Developed in the late 19th century and was further develop in the middle of the 20th century. Describe the demographic contours of modern populations. Countries go from high mortality and high fertility low mortality and low fertility. More recently developing countries have gone through transition most countries have experienced it this way. Crude death rate (line measure for mortality) Stage i: high levels of mortality and high levels of fertility cdr is going up and down (famines and epidemics). Because the cdr and cbr are equal, the population stays around the same size every year. Stage ii: the cdr starts to decline. (more economic development, improving nutrition, disease prevention, etc. ) As the level of mortality declines, the level of fertility generally stays high. Stage iii: people start to have fewer births. (improving economic conditions, improving child survival). Access to modern contraceptives (people who went through this year). Population growth due to more births than deaths (positive natural increase)
