Confidence in one's own creative problem-solving ability, measured across three items.
7-point Likert (1=strongly disagree, 7=strongly agree)
Hofstetter, R., Dahl, D.W., Aryobsei, S., & Herrmann, A. (2021). Constraining Ideas: How Seeing Ideas of Others Harms Creativity in Open Innovation. Journal of Marketing Research, 58(1), 95–114.
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