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       Fig. 5 High-level Workforce Planning Process


                            Gap Optimization                          and Oracle appear to be suitable platforms on
                                                                      which custom solutions can be designed.
                            Once the demand side and the capacity side are
                            defi ned, the ultimate goal of the process is to
                            highlight possible shortages or surpluses between  Conclusions
                            the demanded manpower and the available   This paper shows the key features of the Workfor-
                            manpower  per skill or job role, and to eliminate   ce Planning and its main sections (WFD and WFC),
                            the gap by recruiting employees from the external   advising  high-level  guidelines  in  terms  of  recom-
                            environment, by transferring them within the   mended process steps, operative models, input
                            organization, or through promotions, trainings and   data, owners, reports’ frequency and tools. The
                            dismissals.                               presented features are believed to be generally ap-
                            The Optimal Control Model, Ad hoc Simulator,   plicable to project-driven companies, yet of course
                            and the Fuzzy Model are based on the objective   to be fully understood and individually deployed.
                            linear programming technique, and therefore can
                            compute the best combination of employees with
                            a certain skill, at every planning period, to be hired,  References
                            dismissed,  transferred,  promoted  and  trained,   [1]  C.M.  Khoong.  An  integrated  system  framework
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                            and  minimize  the  operational  cost.  The  objective   International Journal of Manpower, Vol.17 No. 1, pp. 26-
                            function can be solved by the Excel “Solver”.   46, 1996;
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                            Workforce Planning (WFP)                  Building Maintenance and Repair: Determining the
                                                                      Workforce Demand and Supply for a
                            In light of what has been outlined about the Work-  Mandatory Building-Inspection Scheme. Journal of
                            force Planning sections (WFD, WFC), the overall   Performance of Constructed Facilities, 2016, 30(2):
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                            picting input data, process steps, and owners has   [5] A.P.C. Chan, Y.H. Chiang, Stephen W.K. Mak, Lennon
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