Study

Publication
Author(s)	Sheldon, K.M.; Elliot, A.J.
Title	Goal Striving, Need Satisfaction, and Longitudinal Well-Being: The Self-Concordance Model.
Source	Journal of Personality and Social Psychology, 1999, Vol. 76, 482 - 497
Investigation
Public	18+ aged, students USA, followed 3 months,199?
	Year of data gathering not reported T1: at beginning of semester, T2-T4: measurements approximatly once a month, T5: 3 months after T1
Survey name	Not available
Sample	Non-probability chunk sample
	Students who took part in a semster long study for an extra course credit
Respondents N =	152
	56 men, 96 women
Non Response	Not available
Assesment	Questionnaire: paper
	T1 + T5: in-class questionnaires T2 - T4: questionnaires within lab sessions
Happiness measure(s) used

Full text	Selfreport on 25 questions A Selfreport on life satisfaction on five questions a In most ways my life is close to ideal b The conditions of my life are excellent c I am satisfied with my life d So far, I have gotten the important things I want in life e If I could live my life over, I would change nothing Answers rated: 7 strongly agree ...1 strongly disagree (Diener's Satisfaction With Life Scale, SWLS) B Selfreport on mood on 20 questions How much of each mood did you experience in the last month? a nervous b distressed c afraid d jittery e irritable f upset g scared h exiled i ashamed j guilty k hostile l active m determined n inspired o enthusiastic p alert q attentive r proud s strong t interested Answered: 1 not at all …… 7 very frequently (Watson's Positive And Negative Affect Scale PANAS) Summation: First computation of z-scores of A (life-satisfaction), Ba-k (negative affect) and Bl-t (positive affect). Next zA + zBl-t -zBa-k Answer options: a 1 very slightly or not at all b 2 a little c 3 moderately d 4 quite a bit e 5 extremely Negative affect score (NAS): A to K Positive affect score (PAS): L to T Affect Balance Score (ABS): PAS - NAS Name: Watson et al's PANAS ('past few weeks' version)
Classification	M-AO-cm-mq-v*-12-a
Finding used in nation ranks	Yes

Author's label		Our subject description
Autonomy need satisfaction	show	Earlier independence
Autonomy need satisfaction	show	Earlier self-image, also classified as above ↑
Autonomy need satisfaction	show	Self perceived autonomy, also classified as above ↑
Competence need satisfaction	show	Earlier self-confidence
Competence need satisfaction	show	Earlier self-image, also classified as above ↑
Competence need satisfaction	show	Self-perceived ability, also classified as above ↑
Need satisfaction	show	Current self-characterization
Relatedness need satisfaction	show	Earlier sociability
Relatedness need satisfaction	show	Sociable, also classified as above ↑