A Note on the Convexity of Service-Level Measures of the (r, q) System

Hongtao Zhang
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Hongtao Zhang: Department of Information and Systems Management, The Hong Kong University of Science and Technology, Clear Water Bay, Hong Kong

Management Science, 1998, vol. 44, issue 3, 431-432

Abstract: This note gives a simple proof that in a (r, q) system the average outstanding backorders and the average stockouts per unit time are jointly convex in the two control variables q and r.

Keywords: Convexity; Convex; Inventory; Backorders; Stockouts (search for similar items in EconPapers)
Date: 1998
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Citations: View citations in EconPapers (9)

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