Max Planck Institute for Demographic Research

Recommended Reading | July 08, 2025

How is Depression Linked to Childlessness?

In a paper published in November 2024, Sanna Kailaheimo-Lönnqvist, Mikko Myrskylä, and colleagues from the Max Planck Institute for Demographic Research (MPIDR) and University of Helsinki examined the relationship between depression, as measured by antidepressant use, and childlessness. Using Finnish total population register data for cohorts born between 1977 and 1980, they found a positive association between depression and childlessness.  More

New Publication | July 02, 2025

Rapid Demographic Changes Reshape Family Structures

Declining birth rates and rising life expectancy are reshaping the size and age structure of families worldwide. A recent study reveals that the question is not only whether these changes will occur, but also how quickly they will unfold. Analyses of real population data from Thailand, Indonesia, Ghana and Nigeria as well as stylized scenarios confirm this trend. In countries undergoing rapid demographic change, people with an age difference of only five to ten years may have drastically different kinship networks.  More

[SPOTLIGHT] | June 25, 2025

Should you Claim Your Pension Early or Wait?

In the US, the later you retire, the higher your monthly pension benefit will be. Researchers have investigated whether this is optimal, given the uncertainties surrounding life expectancy. The results show that delaying retirement poses a particular financial risk to men and low-income groups, and that different decisions are necessary depending on individual circumstances and uncertainty.  More