GEOG 142 Lecture Notes - Lecture 6: American Community Survey, Population Pyramid, Doubling Time
Document Summary
23. malthus -- us gov used marx and malthus"s theories. 24. dumont: fear of slipping socially motivates fertility limit, social aspiration. 25. demographic change and response: links individuals and families. 26. single most important purpose of us census: apportion seats in house of reps. 27. graph from question 8: birth rates went down 1970 and fertility increase in 1990: same cohort of people not having more children, but there are more people who have children (immigration increase + baby boomers having children) 28. 2010 us census long form was replaced by american community survey. 29. 69 used in doubling time b/c ln = 69 and variability in annual growth rates. 30. us, mex, canada all include ppl on usual residence. 31. differential undercount by race in us first discovered in 1940. 34. us accepts more immigrants more than other countries, but canada has highest # immigrants per person. 35. economic data shows that population with disproportionate share of people of working age ---> econ growth.
