Anchor: In the Base Estimate, the willingness-to-pay estimate was derived from two contingent valuation studies (Viscusi et al.
Entailed: Two separate studies contributed to the estimate of willingness-to-pay.
Contradiction: The willingness-to-pay estimate was arrived at by interviewing people on the street.
Contradiction: The construction activities can't happen while the boiler is on.
Contradiction: Effective design review practices lead to preparation of a comprehensive design.
Contradiction: Every person here is currently riding a scooter.
Contradiction: Two men, both wearing helmets, on skateboards with wheels.