I got a sample examination, could you help me with that please?

23. For threats or commitments to be effective, they must be: [1 point) a. irrational. b. profitable. c. credible. d. none of the above. 24. The HR department is trying to ll a vacant position for a job with a small talent pool. Valid 25. 26. 27. applications arrive every week or so, and the applicants all seem to bring different levels of expertise. For each applicant, the HR manager gathers information by trying to verify various claims on resume, but some doubt about fit always lingers when a decision to hire or not is to i made. What are the Type I and II decision error costs? Which decision error is more likely to be discovered by the CEO? How does this affect the HR manager's hiring decisions? (20 poi nts) Which of the following is true about different ways of conducting a private-value auction? (2 points) a. A rst-price auction is strategically equivalent to a second-price auction. b. A rst-price auction is strategically equivalent to an oral English auction. c. A second-price auction is strategically equivalent to an oral English auction. d. None of the above. To combat the problem of adverse selection, informed parties can employ techniques. (2 points) a. more; signaling b. less; signaling c. equally; screening d. equally; signaling Lightweight personal locator beacons are now available to hikers that make it easier for the Forest Service's rescue teams to locate those lost or in trouble in the wilderness. How will this affect the costs that the Forest Service incurs? [10 points)