Study Andrews & Withey (1976): study US 1973
- Public
 - 18+ aged, general public, USA, 1973/3
 - Survey name
 - Unnamed study
 - Sample
 - Respondents
 - N = 1433
 - Non Response
 - 26%
 - Assessment
 - 
        Interview: face-to-face                    
using highly structured questionnaires 
Correlate
- Authors's Label
 - Past change in overall happiness: Past progress
 - Our Classification
 - 
            
 - 
                        
 - Remarks
 - Question asked twice. Summation: arithmetic mean. Happiness measure type O-DT
 - Related specification variables
 - 
                
 - 
                            
 - Operationalization
 - Difference in response to the following questions:
a "Where was your life most of the
time during the past year?"
b "Where was your life five years
ago?"
Both rated on a 9-point graphic scale ranging from best life (9) to worst life (1) 
Observed Relation with Happiness
at the beginning of the interview: r=+.17
at the end of the interview: r=+.18