Researchers commonly use secondary data counts of police employees from police agencies. There has been some concern with using such data, yet there have been no published systematic assessments of their reliability.

A historical analysis of activity time estimates made by a number of contractors on a large-scale systems development project is conducted using two basic hypotheses. (1) Pre-activity time estimating accuracy improves as the beginning date of the activity approaches. (2) Time estimates made...

The use of multiple performance criteria which account for both the static and dynamic aspects of marketing systems is proposed as a necessary step toward scientific marketing analysis. Currently, over-all evaluations using multiple performance measures are difficult to make and even more...

The problem of introducing a consumer product into the market is considered as one of "testing" the product in some restricted group of marketing areas and utilizing the information thereby gained in drawing inference to potential new market areas. A decision rule is developed for classifying...

Cattin [Cattin, P. Comment on designing scientific journals. Management Sci. 25 (3) 295-296.] makes an interesting point in that the unstandardized comparisons made in King, Kilmann and Sochats [King, W. R., Kilmann, R. H., Sochats, K. 1978. Designing scientific journals: issues and survey...