AO3: Investment Model

Cards (4)

Strength: Research support
What? Support from meta-analysis
Who? Le and Agnew - 52 studies (11,000 participants; 5 countries) - all factors predicted commitment
Why? Increased validity
Counterpoint: Research support
What? Correlational studies do not show cause
Who? Direction of causality reverse of what's suggested
Why? Unclear if model has identified causes of commitment
Strength: Explains abusive relationships
What? Explains relationships involving intimate partner violence (IPV)
Who? Rusbult and Martz - those more likely to return to an abusive partner are those who invested most
Why? Commitment and investment factors
Limitation: Oversimplifies investment
What? Investment viewed as one-dimensional
Who? Goodfriend and Agnew - extended Rusbult's model to include investment partners make into future plans
Why? Original model limited