The establishment of parity-variable fertility model based on family planning practice.

  • Fen Lin
  • Published 1989 in Population research
This paper describes a parity-variable fertility model created to meet the needs of China's family planning program. This model can include such internal population factors as 1st marriage rates, 1st birth rates, the birth spacing rate, the infertility rate, as well as factors affecting fertility. As China's socioeconomic development is not balanced between… CONTINUE READING