Demography Flashcards
Name the different phases of dempgraphic cycle.
1.High stationary
2.Early expanding
3.late expanding
4.Low stationary
5.Declining
Death rate starts to decline in which stage of demograhic cycle?
2.Early expanding
Explosive growth seen in which phase ?
- Early expanding
Negative or minimum demographic gap seen in ?
Declining: stage 5
Birth rate starts to decline ?
Stage 3 : late expanding
Demographic variables ?
Fertility/BR
Mortality/DR
Marriage rates
Migration rates
Social migration
Annual growth rate formula?
(BR-DR)/10
When we call population as slow growing, moderate growing, rapid growing, very rapid growing And explosive growth?
Based on annual growth rate
Slow growing: <0.5%
Moderate: 0.5-1%
Rapid: 1-1.5%
Very rapid: 1.5-2%
Explosive : >2%
Malthusian growth model?
AGR 1% : population doubles in 70 years
1.5 : 47 years
What does height indicates in age pyramids?
Life expectancy
Type of age pyramid for developing vs developed countries?
Developing: broad base
Developed: broad belly
Type of age pyramid based on shape if population is growing, stable & declining?
Increasing: triangular
Stable: bell
Declining: urn
Demographic gift occurs due to ?
Decreased BR
Demographic liability occurs due to ?
Decrease both BR & DR
Demographic gift vs liability stages of demographic cycle?
Demographic gift: stage 3
Demographic liability: stage 5
Demographic gift other name and it leads to what?
Aka demographic bonus/divident
Leads to decreased dependency ratio
Dependency ratio formula ?
Age <15 years + age > 65 years *100
—————————————————
Age 15-64 years
Dependency ratio in india ?
Total 48.7%
Young age 38.9
Old age : 9.7