Study Gao & Meng (2015): study CN 1998

Public

65+ aged, China, followed 10 years, 1998-2008

Survey name

CN-Chinese Longitudinal Healthy Longevity

Sample

Respondents

N = 50674

Non Response

not reported

Assessment

Interview: face-to-face
N = observarions, not respondents! Many (most?) respondents participated 5 times!

Correlate

Authors's Label

Household income

Our Classification

Distribution

50/50

Operationalization

0: below median in province
1: above median in province

Observed Relation with Happiness