AO1 Formation- Reward/Need Satisfaction

Byrne and Clore

AO2 Formation- Reward/Need Satisfaction

Aron et al.

Griffitt and Guay

AO2 Formation- Reward/Need Satisfaction

Hays

Lott

AO1 Formation - Similarity Hypothesis

Byrne, Clore and Smeaton

AO2 Formation - Similarity Hypothesis

Caspi and Herbener

Condo and Crano

AO2 Formation - Similarity Hypothesis

Yoshida

Speakman

AO1 Maintenance - Social Exchange Theory

Thibaut and Kelley

AO2 Maintenance - Social Exchange Theory

Simpson et al.

Rusbult and Martz

AO1 Maintenance - Equity Theory

Walster et al.

AO2 Maintenance - Equity Theory

Moghaddam

DeMaris

AO2 Maintenance - Equity Theory

Clark and Mills

AO1 Breakdown - Reasons

Duck

AO1 Breakdown - Model

Duck and Rollie