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Rusbult’s investment model of commitment is a theory of romantic relationships that was developed to explain why some people might remain in a relationship while others might not. It is based on four factors: satisfaction, investment, comparison with alternatives, and commitment.

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Course Companions

Digital textbook replacements for key GCSE, A Level and IB subjects and specifications.

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    Relationships: AQA A Level Psychology Topic Companion

    • SKU: 03-4125-10079-01
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    • £30.00
  • Unit & Topic Assessments

    Short exam-style and exam-standard assessment papers (with mark schemes) to help test specific units or key topics in the relevant specification.

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    Relationships: AQA A Level Psychology Unit Assessment Edition 1

    • SKU: 03-4138-10518-01
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    • £15.00
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    Relationships: Topic Assessments for AQA A-Level Psychology

    • SKU: 03-4125-11032-01
    • Instant Download

    • £15.00