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