Study Ng et al. (2009): study ZZ World samples 2005
- Public
- 15+ aged, general public, 121 nations, 2005-2006
- Survey name
- INT-GallupWorldPoll2006
- Sample
- Respondents
- N = 125077
- Non Response
- Assessment
-
Interview: Computer Assisted Telephone Interview (CATI)
In wealty nations through telephone surveys based on random-digit dialing. In poorer nations door-to-door interviews, randomly-selected.
Correlate
- Authors's Label
- Rich countries ( vs poor)
- Our Classification
-
-
- Remarks
- Wealth of nation is measured by the survey itself and an independent source. The per capita GDP (Purchasing Power Parity) data of each nation was obtained from the World Bank.
- Operationalization
- Index of:
A: average household income of all respondents within the same nation.
B: The GDP ( Purchasing Power Parity) data of each nation, obtained from the World Bank.
C: Percentage of people in a nation who possesses modern conviences.
D: Percentage of people in a nation who could not meet their basic needs.
E: Life expectancy at birth.
Splitt up into
1 poor nations
2 rich nations
Observed Relation with Happiness
Rich countries M = 6.71
Poor countries M = 4.64
- difference= +2.07