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Background and purpose
A summary description of QORS1
Extensions implemented in QORS2
action domain action sets aggregate planning level analyzing APPENDIX attribute dimensions cartesian product cathode ray tube computer programs computerized information system Computerized system control control input control problem controlled system cyclical mode decision models decision premises decision tableaux decision variables decision-making process decision-making system defined desired detailed planning level economic order quantity environment evaluation experimental extension and intensity Figure formal functions GOTEBORG Gothenburg higher extension higher hierarchical levels human control components human decision-makers identified information filtering information inputs information technology layers of control lower level components lowest control layer LPM1 man-computer interactive decision-making man-machine simulator mapping mode of interaction modify n-tuple number of shifts organizational control output Overtime parameters particular component planning tableau problem identification problem statements producing system raw materials relevant reports scheduling scope of interaction secondary storage SIMU simulation model simulation program skill level slower changing aspects spatial dimension specific storage subsystem system data pool