Attema, A.E.

health utility discounting duration state method preference value model study function subject health state life duration sequence economic result journal decision discount health states outcome impatience intertemporal tto scores choice difference utility function participant qaly model question score procedure point discount rates period intertemporal preferences experiment life years attema effect time preference bleichrodt theory weight evidence measurement health economics intertemporal choice violation assumption utility curvature indifference tto values power amount estimate example elicitation time weights discount function trade-off number respondent tradeoff application chapter problem quality health econ curvature future section answer table measure quasi-hyperbolic discounting option curve tto sequences