Anchor: In order to investigate the impact of using the CV based WTP estimates, the Alternative Estimate relies on a value for incidence of chronic bronchitis using a cost-of-illness estimate based Cropper and Krupnick (1990) which calculates the present value of the lifetime expected costs associated with the illness.
Entailed: In 1990, Cropper and Krupnick conceived a way to estimate cost-of-illness.
Contradiction: The value the Alternative Estimate relies on is based on research done in 1445. 
Contradiction: The House was not expected to, and did not, pass the ban on partial birth abortions.
Contradiction: A man is playing with a blue basketball.
Contradiction: Abstract thought was discovered in the last 500 years.
Contradiction: A woman in a green costume is standing on a horse.