The economic impact of changes in population growth rates and age structure can dramatically shift as countries transition from high to low rates of mortality and fertility. Initially, mortality ...

Demographic dividend refers to the growth in an economy that results from a change in the age structure of a country ... must go through a demographic transition where it switches from a largely ...

World Population Prospects 2024: Summary of Results adopts the analytical framework of the demographic transition—the ... for a population size, age structure and spatial distribution that ...

and associated changes in population age structure. It took more than 50,000 years for world population to reach 1 billion people. Since 1960, we have added successive billions every one to two ...