Lecture 10 Population and Economy
Lecture 10 Population and Economy
World Population and Food Production 350 Food 300 Population Per capita food production 250 l 200 150 19601965197019751980198519901995200020052010 Year ig. 4 world food production 1961 to 2009. Data are from fao(2011)
World Population and Food Production
Indian Population and Food Production 400 Food produc 350 Population 300 Per capita food production 250 200 100 50 19601965197019751980198519901995200020052010 Year Fig. 5 Food production in India, 1961 to 2009. Data are from FAO(2011)
Indian Population and Food Production
Sub-Saharan African Population and Food Production 400 Food production 350 --- Population 300 -Per capita food production 250 ll 200 150 100 0 19601965197019751980198519901995200020052010 Yea Fig. 6 Food production in sub-Saharan Africa, 1961 to 2009. Data are from FAO(2011)
Sub-Saharan African Population and Food Production
Real Prices of metals 250 Chromium C 2001… Nickel Ii In Simon-Ehrlich bet TUngsten 150 Average 00 50 19601965197019751980198519901995200020052010 Year Fig. 7 Real prices of metals, 1960 to 2010. Data are from Kelly and Matos(2010)
Real Prices of Metals
Real Commodity Prices 200 Food 180 …… Non-energy 160 Energy 140 ll120 00 A入 80 60 40 20 19601965197019751980198519901995200020052010 Year Fig.8 World Bank index of real commodity prices, 1960 to 2010. Data are from World Bank(2011)
Real Commodity Prices
Percentage in Poverty by Region 100 Total 一 East asia& Pacific …… Latin america& c Caribbean ▲- South asia 570 .-Sub-Saharan Africa 三:二 =·▲= 20 10 198119841987199019931996199920022005 Ye ear Fig 9 World Bank estimates of percentage in poverty for all low-and middle-income countries and by region, poverty line per capita household consumption less than $1. 25 per day, 2005 U S dollars. Data are from Chen and Ravallion(2010)
Percentage in Poverty by Region
Demographic dividend results from interaction between。。 Population age structure changes at the aggregate level k Lifecycle variation in consumption and production at the individual level (Bloom and Williamson 1998 Mason 2001)
Population age structure changes at the aggregate level. Lifecycle variation in consumption and production at the individual level. 8 Demographic dividend results from interaction between… (Bloom and Williamson 1998, Mason 2001)
Population and economy The role of population growth in economic growth, debates From size to structure Unique opportunities Fertility decline and age structure change(support ratio) Labor force increase Savings(longevity) What is the demographic dividend?
• The role of population growth in economic growth, debates • From size to structure • Unique opportunities – Fertility decline and age structure change (support ratio) – Labor force increase – Savings (longevity) – What is the demographic dividend? Population and economy
ifecycle variation in consumption and production: Urban China, 2000 3.5000 3.0000 2.5000 H Consumers 2.0000 1.5000 1.0000 0.5000 0.0000+· 89从心个今学9如即分分外小的8 Notes: Profiles normalized to total to one hundred. source china National Bureau of statistics 2000
10 Lifecycle variation in consumption and production: Urban China, 2000
