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CALL CENTERS (CENTRES) - Faculty of Industrial Engineering and ...

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VIII Management Models<br />

1. Malone, T.W. Modeling coordination in organizations <strong>and</strong> markets, Management Science, 33<br />

(10), 1987, 1317–1332.<br />

Abstract. This paper describes a simple set <strong>of</strong> coordination structures that model certain<br />

kinds <strong>of</strong> information processing involved in organizations <strong>and</strong> markets. Four generic coordination<br />

structures are defined: product hierarchies, functional hierarchies, centralized markets,<br />

<strong>and</strong> decentralized markets. Then trade<strong>of</strong>fs among these structures are analyzed in terms <strong>of</strong><br />

production costs, coordination costs, <strong>and</strong> vulnerability costs. This model is unusual in that it<br />

includes detailed definitions <strong>of</strong> the structures at a micro-level <strong>and</strong> mathematical derivations <strong>of</strong><br />

comparisons among them at a macro-level. In the final section <strong>of</strong> the paper, several connections<br />

are made between these formal results <strong>and</strong> previous work on organizational design.<br />

Keywords: Organizational structure, Organization design, Coordination, Information processing<br />

2. Andrews, Bruce H. <strong>and</strong> Henry L. Parsons. L.L. Bean chooses a telephone agent scheduling system,<br />

Interfaces, 19 (6), 1989, 1–9.<br />

Abstract. Concerns the development for mail order company L.L. Bean <strong>of</strong> a computerized<br />

procedure for selecting complex large-scale telephone-operator scheduling systems. To assess<br />

capability in forecasting work load, setting requisite capacity levels, <strong>and</strong> generating satisfactory<br />

work-shift schedules, cost/benefit analysis was used <strong>and</strong> the expected penalty costs <strong>of</strong> lost orders<br />

due to understaffing <strong>and</strong> loaded-wage costs <strong>of</strong> overstaffing were considered. Queuing theory was<br />

used to model customer-call behavior for every hour over 24-hour days, seven days per week, <strong>and</strong><br />

the results <strong>of</strong> linear regression, which correlated customer-service level with expected customer<br />

ab<strong>and</strong>onment rate, were implemented to estimate the impact on order revenues <strong>of</strong> telephoneservice<br />

level.<br />

Keywords: Work load forecasting, Queueing theory, Telephone agent scheduling system, Mailorder<br />

company, L.L. Bean, Computerized procedure, Complex large-scale telephone operator<br />

scheduling systems, Capacity levels, Work shift schedules, Cost-benefit analysis, Expected<br />

penalty costs, Understaffing, Loaded wage costs, Overstaffing, Linear regression<br />

(Appears also in Section I.)<br />

3. Adler, M. <strong>and</strong> E. Simoudis. Cooperation <strong>and</strong> coordination in help desk organizations. Proceedings<br />

<strong>of</strong> the 11th International Workshop on DAI, Glen Arbor, MI, 1992.<br />

Abstract. A help desk is an organization that consists <strong>of</strong> support engineers who provide “over<br />

the phone” service support for a company’s products <strong>and</strong> services. The goal <strong>of</strong> the support<br />

engineers is to cooperate in order to help the calling customer to recover from a failure or to<br />

provide assistance by answering a customer’s request. Help desks are organized by the particular<br />

product or service they support, or the product’s type. The support engineers for a particular<br />

help desk are organized hierarchically, with novice engineers at the low levels <strong>of</strong> this hierarchy<br />

<strong>and</strong> experts at the highest levels. The inter- <strong>and</strong> intra-structure <strong>of</strong> help desks <strong>and</strong> the interactions<br />

between their staffers make them interesting from the Distributed AI (DAI) perspective. In<br />

this paper we examine the structure <strong>of</strong> help desks in detail, describe where <strong>and</strong> how information<br />

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