Happiness measure, code: A-AB-cm-mq-v-6-b

Selfreport on 4 questions:

During the past month, how much of the time did you feel:
A very nervous
B so down in the dumps that nothing could cheer you up
C downhearted and blue
D happy

Response options:
6 all of the time
5 most of the time
4 a good bit of the time
3 some of the time
2 a little of the time
1 none of the time

Summation: (A+B+C)/3-(D)
Focus, A-AB Affect Affect Balance (various)
Time frame, cm last month, last few weeks
Mode, mq multiple questions
Scale type, v verbal scale Range = 6
Used in studies