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Correlational findings

Study Altman et al. (2016): study ZZ OECD member states 1981

Public:
18+ aged, general public, OECD member states, 1981-2008
Survey name:
INT-WVS: combined waves
Sample:
Respondents:
N = 63046
Non Response:
Assessment:
Interview: face-to-face

Correlate

Authors's label
Parliamentary (vs Presidential Executive)
Our Classification
Remarks
A: Source: Database oif Political Institutions B: Source: John Gerring et al. (2005)
Distribution
A.: 0-1 Mean 0,89  SD 0,32
B: 0-2 Mean 1,71 SD  0,66
Operationalization
A. Parliamentary
0: Direct Presidential System
1: Parliamentary System

B. Parliamentary
idem, plus semi-prsidential system:
0: Direct Presidential System
1: Semi-Presidential System
2: Parliamentary System

Observed Relation with Happiness

Happiness Measure Statistics Special Research Type Elaboration / Remarks O-SLW-c-sq-n-10-a b = +.34 p < .001 Cross-national INDIVIDUAL HAPPINESS by Parliamentary System compared to Presidential system

Operationalization: Parliamentary A.
O-SLW-c-sq-n-10-a b = +.20 p < .001 Cross-national INDIVIDUAL HAPPINESS by Parliamentary System compared to Presidential system

Operationalization: Parliamentary B.

b's controlled for:
Individual level characteristics
-Interpersonal trust
-Age and age-squared
-Married
-Self-reported health
-Unemployed
-Income
-Curch Attendance

National characteristics
-Unemployement Rate
-Individualism of culture
-GDP