while the need to address equity concerns in economic evaluation is widely shared, a number of unresolved issues remain with the equity-weighting approach. Unlike monetary outcomes, equity outcomes could have a variety of conflicting meanings. It has been argued that there are so many potential dimensions of equity that the use of equity weights would substantially complicate the analysis. It seems unlikely that it would be sufficient to in corporate the equity weights at an aggregate level. More likely, weight would need to be a applied separately for each individual targeted by a policy according to a range of equity-relevant characteristics. In any case there is very little evidence of the approach having been used in practice. One notable exception, which includes explicit time and age weights, is Murray and Lopez