In 2015 demographers, teachers and politicians will stop talking about the population pyramid and start referring to the population dome. The change in terminology will reflect a profound shift in ...

The pyramid was characteristic of human populations since the day organised societies emerged. With lifespans short and mortality rates high, children were always the most numerous group, and old ...

China’s demographic structure is gradually shifting towards an inverted pyramid shape as its population is greying faster, central bank adviser Cai Fang says.