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Modelling regional variation of first-time births in Denmark 1980-1994 by an age-period-cohort model
age-period-cohort models Denmark fertility fertility rate nulliparous women regional
2008/12/11
Despite the small size of Denmark, there have traditionally been rather consistent regional differences in fertility rates. We apply the statistical age-period-cohort model to include the effect of th...
A system of model fertility schedules with graphically intuitive parameters
age-specific fertility age-specific rates Coale-Trussell estimation fertility models splines
2008/12/9
I propose and examine a new family of models for age-specific fertility schedules, in which three index ages determine the schedule's shape. The new system is based on constrained quadratic splines. I...