Decision-analytic models (DAMs) used to evaluate the cost effectiveness of interventions are pivotal sources of evidence used in economic evaluations. Parameter estimates used in the DAMs are often based on the results of a regression analysis, but there is little guidance relating to these....

Current practice in economic evaluation is to assign equal social value to a unit of health improvement ('a QALY is a QALY is a QALY'). Alternative equity positions are typically considered separately from efficiency. One proposal seeks to integrate these two sets of societal concerns by...