Discuss some ways that you might be able to forecast the demand for, and supply of, business management professors. What sources would you use and why?
（The following is the information:）
- Prediction- a single numerical estimate of IIR reguirements associated with a specilne time horizon and set of assumptions - Projection- incorporates several HR estimates based on a variety of assumptions - Envelope-an analogy in which one can casily visualize the corners of an envelope containing the upper and lower linits or "bonnds" of the various HR projections extending into the future - Scenario- it proponed wequence of events with its own set of assumplions and associated program details - Contingency plans- severe, unanticipated changes to organizational or cnvironmental factors that completely nceate the usefulness of the existing IIR foretasting predictions or projections