Reward, risk and value-based choice tasks

Options differing in reward magnitude, probability, delay or effort are chosen between, or a cue announces a potential reward before a speeded response; choice curves and anticipatory responses are the measures.

This family contains 6 tasks.

Task	Short definition	Processes
Balloon Analog Risk Task	Sequential pumping of a virtual balloon for monetary reward with stochastic popping; average pumps per un-popp…	5
Delay Discounting Task	Repeated choices between smaller-sooner and larger-later rewards at varying delays; indifference points estima…	5
Effort-Based Decision-Making Task	Participants choose between a low-effort/low-reward option and a high-effort/high-reward option on each trial;…	5
Iowa Gambling Task	Repeated choices among four decks with hidden reward and loss distributions; preference shift toward advantage…	6
Monetary Incentive Delay Task	Cue predicts potential monetary gain or loss; speeded target response determines outcome. Striatal activity to…	4
Social Incentive Delay Task	MID variant in which cues predict potential social (smiling/frowning face) rather than monetary outcomes; inde…	4