Alan Krueger conducted a survey of fans at the 2001 Super Bowl who purchased tickets to the game for $325 or $400. Krueger found that (a) 94 percent of those surveyed would not have paid $3,000 for their tickets, and (b) 92 percent of those surveyed would not have sold their tickets for $3,000. These results are an example of A. the failure to ignore sunk costs. B. rational consumer behavior. C. the endowment effect. D. the fallacy of composition.