Study Allardt (1973): study DK 1972
- Public
 - 15-64 aged, general public, Denmark, 1972
 - Sample
 - Respondents
 - N = 1000
 - Non Response
 - Assessment
 - 
        Interview: face-to-face                    
Highly structured 
Correlate
- Authors's Label
 - Housing density
 - Our Classification
 - 
            
 - 
                        
 - Operationalization
 - Number of persons per room.9-point scale ranging from "4 persons or more" to ".19 or less".
 
Observed Relation with Happiness
-Income
-education
-social status
-chronic illness
-anxiety
-frequency of meetings with relatives
-number of friends
-opportunities to make personal contacts
-possibilities to decide on matters concerning one's own personal life
-number of memberships in clubs and associations, interesting life
-easyness of life
-loneliness-
-feeling of being liked-
-feeling of being able to use knowledge and skills-
-feeling of chance to succeed
-gets sufficient attention
-satisfaction with income
-age
-gender
-number of communities in which lived