Study Bachman et al. (1978): study US 1966

Public

Public highschool boys followed 8 years from grade 10, USA, 1966-74

Sample

Respondents

N = 1628

Non Response

2.8% at T1, 17.2% at T2, 21.0% at T3, 28.9% at T4, 28.5% at T5

Assessment

Multiple assesment methods
Interviews, tests and questionnaires

Correlate

Authors's Label

Ideal number of children

Our Classification

Operationalization

Simple direct question at T4 and T5:
'All things considered, if you could have exactly the number of children you want, what number would that be?'. Actual number coded 0:
:
8 or more

Observed Relation with Happiness