Lecture 5 -- aging - September 14, 2009 Population Aging...

Info iconThis preview shows pages 1–7. Sign up to view the full content.

View Full Document Right Arrow Icon
September 14, 2009 Population Aging and Public Support
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Review: Standardization The crude (death) rate is equal to the sum of products of the age-specific death rates and proportionate shares (or weights) of population at each age. A standardized rate for a population uses the weights (p i /P) of standard population (e.g., age distribution) while the crude rate uses the weights of the population.
Background image of page 2
Growth rates Percentage change Arithmetic appropriation of the annual rate of change (sometimes called annualized growth rate) Geometric (e.g., compounds daily, weekly, etc.) and Exponential Growth rates (continuous compounding) Doubling time (based on exponential growth rate)
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Population Aging The Issue: U.S. and global populations are aging rapidly Why? What are the demographic mechanisms? (formal demography) What are the social and economic implications? (social demography) What should we do?
Background image of page 4
The Facts: U.S. and Global populations are aging rapidly
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
16.0 16.0 16.4 16.4 16.5 16.7 16.9 17.0 17.1 17.2 17.3 17.8 18.6 19.5 19.5 United States Finland United Kingdom France Croatia Latvia Estonia Spain Portugal Belgium Bulgaria Sweden Greece Germany Italy Japan Sources: Carl Haub, 2006 World Population Data Sheet . The World’s 15 ‘Oldest’ Countries and the U.S. Percent Age 65 or Older
Background image of page 6
Image of page 7
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 01/30/2012 for the course PAM 2030 at Cornell University (Engineering School).

Page1 / 39

Lecture 5 -- aging - September 14, 2009 Population Aging...

This preview shows document pages 1 - 7. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online