studies structural violations (e.g. non-EU, present bias) as related to WARP violations through reference dependence; agent is more risk averse (resp. impatient, altruistic) when safer (resp. sooner, fairer) options are available but not necessarily chosen.

    studies changes in risk attitude when the amount of risk a subject can take / avoid is increased; avoidable risk increases risk aversion.

    characterizes how past choices influence future choices through attention; agent is aware of chosen alternatives and always considers them; WARP violation self-resolves over time; "long-run rationality".