Liljas, Bengt; Lindgren, Bjorn - In: PharmacoEconomics 19 (2001) 4, pp. 323-335
For practical reasons, in order to carry out economic evaluations of collective decisions, total costs will generally be compared with total benefits; hence, individuals' willingness to pay (WTP) or quality-adjusted life-years (QALYs) have to be estimated at an aggregate level. So far,...