Study Michalos & Hatch (2020): study ZZ 2007

Public

18+ aged, general public, 105 nations, 2018

Survey name

INT-GallupWorldPoll2014

Sample

Respondents

N = 105

Non Response

Assessment

Interview: face-to-face

Correlate

Authors's Label

Human Development Index (HDI)

Our Classification

Remarks

Source: UNDP

Distribution

Mean: .715  SD: .162  N = 105 nations.

Operationalization

HDI-score is the geometric mean of
a-life expectancy at birth
b-education (expected years and mean years of schooling)
c-natural log of the per capita gross national-income.

Observed Relation with Happiness