We compare different contingent valuation question formats with each other and with observed behaviour for a non-monetary estimation task, the expected number of kilometers travelled by automobile. Open-ended questions, open-ended follow-up questions, dichotomous choice (DC) questions, and...

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The study aimed to estimate the value of the change in health in Sweden 1980|81 to 1996|97. Quality-adjusted life years (QALYs) for men and women at specific ages were estimated for 1980|81, 1988|89 and 1996|97, by combining survival rates and health state scores. Data from the Swedish Survey of...

It has been suggested that an open-ended follow-up question should be added to the binary contingent valuation question. Before this is generally recommended, it is important to evaluate the properties of such follow-up questions. Using a split sample approach, we test whether the open-ended...

The aim of this study was to estimate the change in socio-economic differences in life expectancy and in quality-adjusted life years (QALYs), for men and women at different ages, in Sweden 1980 to 1997. We used data from the Swedish Survey of Living Conditions (the ULF survey), which is linked...

This paper investigates the effects of changes in drug therapy on drug expenditure in Sweden between 1990 and 1995. Analyses have been carried out for both the aggregate drug expenditure and for drug expenditure according to the main groups of the Anatomical Therapeutic Chemical (ATC)...