Computational models for prospect theory and other theories of risky decision making

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Documentation for package ‘pt’ version 1.0

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pt-package An R package for Prospect Theory
Choices Create a new instance of a Choices class.
Choices-class The Choices class.
choicesFromFile Create an instance of a Choices class using data from an external text file.
compareEU Compare the expected utility (EU) of choice gambles.
compareEU-method Compare the expected utility (EU) of choice gambles.
compareEV Compare the expected value (EV) of choice gambles.
compareEV-method Compare the expected value (EV) of choice gambles.
compareGDU Compare choice gambles under Luce's (2000) (Lower) Gains-decompositions utility (GDU) theory.
compareGDU-method Compare choice gambles under Luce's (2000) (Lower) Gains-decompositions utility (GDU) theory.
comparePRT Compare choice gambles under Viscusi's (1989) Prospective reference theory (PRT).
comparePRT-method Compare choice gambles under Viscusi's (1989) Prospective reference theory (PRT).
comparePT Compare choice gambles under Tversky and Kahneman's (1992) (Cumulative) prospect theory (PT).
comparePT-method Compare choice gambles under Tversky and Kahneman's (1992) (Cumulative) prospect theory (PT).
compareRAM Compare choice gambles under Birnbaum's (2008) configural weight RAM theory.
compareRAM-method Compare choice gambles under Birnbaum's (2008) configural weight RAM theory.
compareRDU Compare choice gambles under Quiggin's (1993) Rank-dependent utility (RDU).
compareRDU-method Compare choice gambles under Quiggin's (1993) Rank-dependent utility (RDU).
compareSWAU Compare choices under Subjectively weighted average utility (SWAU).
compareSWAU-method Compare choices under Subjectively weighted average utility (SWAU).
compareSWU Compare choice gambles under Edwards' (1954, 1962) Subjective Weighted Utility (SWU).
compareSWU-method Compare choice gambles under Edwards' (1954, 1962) Subjective Weighted Utility (SWU).
compareTAX Compare choice gambles under Birnbaum's (2008) configural weight (special) TAX theory.
compareTAX-method Compare choice gambles under Birnbaum's (2008) configural weight (special) TAX theory.
compound_invariance_pwf The compound invariance probability weighting function.
constant_relative_sensitivity_pwf The constant relative sensitivity probability weighting function.
drawChoices Draw a one-stage decision tree.
drawSimplex Draw the probability simplex.
exponential_power_pwf The exponential-power probability weighting function.
exponential_uf The exponential utility function.
expo_power_uf The expo-power utility function.
general_linear_uf The general linear utility function.
general_power_uf The general power utility function.
hyperbolic_logarithm_pwf The hyperbolic-logarithm probability weighting function.
kt_pwf The Tversky and Kahneman (1992) probability weighting function.
linear_in_log_odds_pwf The linear in log odds probability weighting function.
linear_pwf The linear probability weighting function.
linear_uf The linear utility function.
logarithmic_uf The logarithmic utility function.
neo_additive_pwf The neo-additive probability weighting function.
normalized_exponential_uf The normalized exponential utility function.
normalized_logarithmic_uf The normalized logarithmic utility function.
normalized_power_uf The normalized power utility function.
plotOneParProbWFam Plot a family of one parameter probability weighting functions.
plotProbW Plot a probability weighting function.
plotRP Plot the risk premium.
plotTwoParProbWFam Plot a family of two parameter probability weighting functions.
plotUtility Plot a utility function.
power_pwf The power probability weighting function.
power_uf The power utility function.
ProbWeight Create an instance of a ProbWeight class.
ProbWeight-class The ProbWeight class.
pt An R package for Prospect Theory
quadratic_uf The quadratic utility function.
saveChoices Saves a Choices object to an external text file.
saveChoices-method Saves a Choices object to an external text file.
Utility Create an instance of a Utility class.
Utility-class The Utility class.
vsdChoices Create choice situations that can elicit violations of (first-order) stochastic dominance in decision makers, using Birbaum's (1997) recipe.