aggregation Table 22.2 deals with a case where two tasks are assigned a manager, input to each task must be supplied immediately and only aggregate output is observed.

a] Determine optimal pay -for-performance arrangements for the three cases under the assumption the output from each task is separately observed.

b] Give an intuitive explanation for the reason aggregation is not harmful in some instances but is in others.

c] Relate your intuition above to the accounting library's use of aggregation.AppendixLO1