Decision-making . . . is the irrevocable commitment of resources today for results tomorrow.
(George K. Chacko (Chacko, 1990, p. 5))
For which of you, intending to build a tower, does not first sit down and estimate the cost, to see whether he has enough to complete it? – Unknown
A fundamental fact of decision-making includes the commitment of resources. Resources are essential assets committed to perform a trade-off analysis and to execute the subsequent decision. They come in many forms and include the following: money, facilities, time, people, and cognitive effort. Resources required for possible resolution of an issue are included in the resource space (Figure 4.1). To better understand the cost of each alternative, it is necessary to identify the required set(s) of resources, define the resource space, and determine which resources will be committed for each alternative.
This chapter discusses the resource categories that comprise a resource space, techniques to ...