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Theories of romantic relationships
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Comparison diagram showing social exchange theory, equity theory and the investment model with rewards, costs, fairness, investment and commitment labelled

In AQA psychology, these theories explain why romantic relationships continue, become strained, or break down. Social exchange theory, equity theory and Rusbult's investment model all examine how people evaluate relationships, while Duck's model maps the breakup process.

Theories of romantic relationships Lesson

  1. A Level
  2. /Psychology
  3. /Theories of romantic relationships

Step-by-step lessons on AQA A Level Psychology Theories of romantic relationships. Each one builds up to exam-style questions. Start with the compulsory core topics before tackling the more evaluation-heavy optional and issues-and-debates content.

Lessons