50% error margin?
Indeed. 50% woolliness variance factor - like a jumper that's thick across the chest but all worn at the elbows
WTP also seems to be a flaky approach, with at least two types, and not universally accepeted
Agreed and arguably the cost of a life has no bearing on the argument if we are looking at this from a purely economic point of view (unless it involves counselling, treatment for depression for relatives etc which I don't think it does).
Okay. So if we agree to ditch that "Human Costs" figure entirely then, and if we go from the figures in Table 3 in the TAG document (which seem to be more precise) we're left with a figure of £615,102 average cost per RTA fatality.
Does that seem better?