Fertility data analysed by Winkelmann(1995). The data comes from the second (1985) wave of German Socio-Economic Panel. The sample is formed by 1,243 women aged 44 or older in 1985. The response variable is the number of children per woman and explanatory variables are described in more details below.
A data frame with 9 variables (5 factors, 4 integers) and 1243 observations:
integer; response variable: number of children per woman (integer).
factor; is the mother German? (yes or no).
integer; education measured as years of schooling.
factor; vocational training ? (yes or no)
factor; university education ? (yes or no)
factor; mother's religion: Catholic, Protestant, Muslim or Others (reference).
factor; rural (yes or no ?)
integer; year of birth (last 2 digits)
integer; age at marriage
For further details, see Winlemann(1995).
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