Table 5.1 shows the parameters that are used in this example.
Table 5.1: Parameters
Parameter Name |
Interpretation |
---|---|
waste_new[worker] |
Fraction of workers who leave during their first year |
waste_old[worker] |
Fraction of workers who leave after their first year |
recruit_ub[worker] |
Upper bound on number of workers who are recruited from outside |
redundancy_cost[worker] |
Cost per worker made redundant |
overmanning_cost[worker] |
Cost per excess worker |
shorttime_ub[worker] |
Upper bound on number of short-time workers |
shorttime_cost[worker] |
Cost per short-time worker |
demand[worker,period] |
Manpower requirements |
retrain_ub[i,j] |
Upper bound on number of workers who can be retrained from i to j per year |
retrain_cost[i,j] |
Cost to retrain worker i as worker j |
semiskill_retrain_frac_ub |
Upper bound on fraction of semi-skilled workers who can be retrained to skilled |
downgrade_leave_frac |
Fraction of downgraded workers who leave |
overmanning_ub |
Upper bound on number of excess workers |
shorttime_frac |
Fraction of production requirements of a full-time employee that is met by each short-time employee |