Sam has two jobs, one for the winter and one for the summer. In the winter, he works as a lift attendant at a ski resort where he earns $13 per hour. During the summer, he drives a tour bus around the ski resort, earning $11 per hour. Refer to Scenario 18-3. If Sam takes fewer hours of leisure in the summer than in the winter, we can assume that his labor supply curve for the range of earnings in this example a. has a backward-bending portion. b. is vertical. c. is horizontal. d. is upward sloping.

Rashid, the ceo of top productions, was telling his new vice president of accounting that "in the past i had resistance to new ideas by people who felt that one of our plans threatens their influence or jobs. so when you tell your collections department that we just hired a collection agency to handle bad debt, you may have to sell your collections manager and his supervisors on using the agency and that nobody is going to be laid off." selling middle and supervisory managers on changes to overcome their resistance is often a necessary part of