Study Ovaska & Takashima (2006): study ZZ 1990

Public:

18+ aged, general public, 68 nations, 1990-2001.

Sample:

Respondents:

N = 120000

Non Response:

Assessment:

Interview: face-to-face

Correlate

Authors's Label

GDP per capita (thousands)

Our Classification

Remarks

Source: The World Bank, World Development Indicators (WDI).

Distribution

M = 10,98; SD = 8,48; Range: 0,94 - 34,47.

Operationalization

GDP per capita (USD-thousands); averaged data for the 1990s.

Observed Relation with Happiness