Happiness measure, code: O-HL-u-sq-v-4-ag

Selfreport on single question:

How happy are you with your life as a whole?
1 very unhappy
4 very happy

Labels for response options 2 and 3 not reported
Focus, O-HL Overall: Happiness in Life
Time frame, u time unspecified
Mode, sq 1 question
Scale type, v verbal scale Range = 4
Used in studies