Decision making Flashcards
Definition
process of picking mong a set of alternatives. broad range from unicellular organisms to complex political behaviours
Value based decisions
based on subjective preferences
Risky choice paradigm
used to study risk and uncertainty
give ppts an choice with one having a probability of working out for them
people tend to go for safe option
Expected value
value of option based off the probabilities of getting it
Risk
known probabilities
Uncertainty
unknown probabilities so estimate
Risk averse
don’t align with expected value
Monetary value
Bernoulli - change to subjective value (utility)
Utility curve
Not linear function of value - additional amounts of money worth less the richer you are
(concave function of value)
Psychoeconomic function
translates objective value to subjective values in your head
Expected utility theory
calculate expected utility based on value on the curve (utility x probability) applied to economic theory
utility curve varies due to
individuals, contexts, goods, culture
EU theory violated by
actual choice behvaiour