Happiness measure, code: O-HL-g-sq-v-4-a

Selfreport on single question:

In general, how do you feel about your life... are you happy with the way things have turned out for you or not? Which of the following best describes how you feel.....?
4 very happy
3 fairly happy
2 fairly unhappy
1 very unhappy
Focus, O-HL Overall: Happiness in Life
Time frame, g generally
Mode, sq 1 question
Scale type, v verbal scale Range = 4
Used in studies