... for example by studying age patterns of fertility in different #population groups. Potentially, the functions could also be helpful to improve fertility forecasts,” Antonino Polizzi says. ... 6/6
doi.org/10.1080/0032...

birth histories or parity. All that is needed are age-specific fertility rates from sources such as the Human Fertility Database or the UN World Population Prospects.“We hope that the functions could be useful to advance conventional fertility research, ... 5/6

This is important because #fertility rates are more frequently used in the study of reproductive timing (“conventional approach”).

The new density, survival, and hazard functions for the conventional approach summarize fertility #age patterns without requiring #data on individual ... 4/6

cohort & age to calculate density, survival, and hazard functions that describe reproductive timing at the population level. In their new article, Baudisch & Polizzi reformulate the B1D1 approach, so that density, survival, & hazard functions can be calculated using fertility rates as input. ... 3/6

life course. The authors build on the “Born once, die once” approach (#B1D1), which views birth as an event experienced by the child, not the parent. From the child’s perspective, birth is a certain event that occurs only once, like death. The B1D1 perspective uses birth counts by parental ...2/6

Session IV wrapped up with engaging talks and lively discussion — thank you all! 💡