Commitment
6 Measure(s)
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Investment Model Scale
Rusbult, C. E., Martz, J. M., & Agnew, C. R. (1998). The investment model scale: Measuring commitment level, satisfaction level, quality of alternatives, and investment size. Personal Relationships, 5 (4), 357-387. https://doi.org/10.1111/j.1475-6811.1998.tb00177.x
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Sternberg Triangular Love Scale
Sternberg, R. J. (1997). Construct validation of a triangular love scale. European Journal of Social Psychology, 27 (3), 313–335. https://doi.org/10.1002/(SICI)1099-0992(199705)27:3<313::AID- EJSP824>3.0.CO;2-4
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Perceived Relationship Quality Components (PRQC) Scale
Fletcher, G. J. O., Simpson, J. A., & Thomas, G. (2000). The measurement of Perceived Relationship Quality Components: A confirmatory factor analytic approach. Personality and Social Psychology Bulletin, 26, 340–355. https://doi.org/10.1177/0146167200265007
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Revised Commitment Inventory
Owen, J., Rhoades, G. K., Stanley, S. M., & Markman, H. J. (2011). The Revised Commitment Inventory: Psychometrics and use with unmarried couples. Journal of Family Issues, 32(6), 820–841. https://doi.org/10.1177/0192513X10385788
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Triangular Love Scale Short Version (TLS-15)
Kowal, M., Sorokowski, P., Dinić, B. M., Pisanski, K., Gjoneska, B., Frederick, D. A., Pfuhl, G., Milfont, T. L., Bode, A., Aguilar, L., García, F. E., Roberts, S. C., Abad-Villaverde, B., Kavčič, T., Miroshnik, K. G., Ndukaihe, I. L. G., Šafárová, K., Valentova, J. V., Aavik, T., … Sternberg, R. J. (2024). Validation of the short version (TLS-15) of the Triangular Love Scale (TLS-45) across 37 languages. Archives of Sexual Behavior, 53, 839-857. https://doi.org/10.1007/s10508023-02702-7
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Commitment Inventory
Stanley, S. M., & Markman, H. J. (1992). Assessing commitment in personal relationships. Journal of Marriage and the Family, 54 (3), 595–608. https://doi.org/10.2307/353245