A full statistical model including all surveydemographic and attitude variables was initiallyestimated. To conserve space, only the model withindependent variables significant at the 0.05 levelor better were retained. Demographic variablessuch as income, education or age were consis-tently insignificant and these were not included inthe final modelwhere ‘yes’ is the dependent variable and recordsif a person was or wasn’t willing to pay theamount asked during the interview. The number 1records a yes vote, and 0 records a no vote.Bid, specifies the increase in water bill the per-son was asked to pay.Unlimited water, ‘do you agree or disagree withthe statement; farmers should be allowed to use asmuch water as they are entitled to even if ittemporarily dries up portions of streams?’ (agree,1 and disagree, 0).Government purchase: ‘do you agree or dis-agree with the statement; Government purchaseof land along the South Platte river to increasefish and wildlife is something I would support?’(agree, 1 and disagree, 0).Environmentalist: are you a member of a con-servation or environmental organization? (yes, 1and no, 0).Average water bill: the average indoor usemonthly water bill for each community.Urban equals one if lives in urban:suburbanarea, equals zero if live in rural:farm area.