Slide 1Slide 2The Demographic Accounting EquationThe Demographic Accounting EquationPopPop(t+1)(t+1) = Pop = Pop(t)(t) + B – D + M + B – D + MII - M - MooPopPop(t+1) (t+1) = Population in time = Population in time t+1t+1, the year following , the year following the current year.the current year.PopPop(t)(t) = Population in time = Population in time tt, the current. , the current. B B = Births= BirthsD D = Deaths= DeathsMMI I = In-migrants= In-migrantsMMo o = Out-migrants= Out-migrants•(B-D) = Natural Increase(B-D) = Natural Increase•(M(MII-M-MOO) = Net Migration) = Net MigrationExampleExamplePopPop(t+1)(t+1) = Pop = Pop(t)(t) + B – D + M + B – D + MII - M - MooRussiaRussiaPopPop(t)(t) = 1,000 = 1,000 B B = 12/1,000= 12/1,000D D = 15/1,000= 15/1,000MMI I = 22/1,000= 22/1,000MMo o = 20/1,000= 20/1,000PopPop(t+1)(t+1) = 1,000 + (12 – 15) + (22 – 20) = 1,000 + (12 – 15) + (22 – 20)PopPop(t+1)(t+1) = 1,000 - 3 + 2 = = 1,000 - 3 + 2 = 999999•Natural Increase = (12-15) = Natural Increase = (12-15) = -3-3•Net Migration = (22-20) = Net Migration = (22-20) =
View Full Document
Unlocking...