TINKERING WITH VALUATION ESTIMATES: IS THERE A FUTURE FOR WILLINGNESS TO ACCEPT MEASURES?

Table 3. Comparison of Mean WTP and Mean WTA Measures, Valuation of Degraded
Visibility.

Mean WTP1^a      Mean WTA1^b      Mean WTP2^c      Mean WTA2^c

$11.06               $140.56               $24.29               $283.97

Ratio^e: 12.7                                     Ratio^e: 11.7
^a Estimated mean WTP for 131 km of visibility, mean income, and fvisit of WTP data.

^b Estimated mean WTA for 129 km of visibility, mean income, and fvisit of WTA data.
^cEstimated mean WTP for 147 km of visibility, mean income, and fvisit of WTP/WTA
combined data)

^dMedian WTA estimates could not be calculated, as described in text.

^eRatio of (Mean WTA)/(Mean WTP)

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