Description Usage Arguments References Examples
Compare choice gambles under Luce's (2000) (Lower) Gains-decompositions utility (GDU) theory.
1 2 3 4 | compareGDU(object, prob_weight, utility, digits)
## S4 method for signature 'Choices'
compareGDU(object, prob_weight, utility, digits)
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object |
Choices, an instance of a Choices class. |
prob_weight |
ProbWeight, an instance of a ProbWeight class. |
utility |
Utility, an instance of a Utility class. |
digits |
numeric, the number of digits to display in the output. |
Luce, R. D. (2000). Utility of gains and losses: Measurement-theoretical and experimental approaches. Mahwah, NJ: Lawrence Erlbaum Associates.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 | # This example creates the two Allais common consequence paradox choices,
# and computes the GDU for each gamble in the choices.
choice_ids <- c(1, 1, 1, 1, 2, 2, 2, 2)
gamble_ids <- c(1, 1, 1, 2, 1, 1, 2, 2)
outcome_ids <- c(1, 2, 3, 1, 1, 2, 1, 2)
objective_consequences <- c(2500, 2400, 0, 2400,
2500, 0, 2400, 0)
probability_strings <- c("0.33", "0.66", "0.01", "1.0",
"0.33", "0.67", "0.34", "0.66")
my_choices <- Choices(choice_ids=choice_ids,
gamble_ids=gamble_ids,
outcome_ids=outcome_ids,
objective_consequences=objective_consequences,
probability_strings=probability_strings)
my_choices
my_pwf <-
ProbWeight(fun="compound_invariance",
par=c(alpha=0.542, beta=1.382))
my_utility <- Utility(fun="power",
par=c(alpha=1, beta=1, lambda=1))
compareGDU(my_choices,
prob_weight=my_pwf,
utility=my_utility,
digits=4)
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