MODELING STRATEGIC COMPETITION, TACTICAL DESIGN, AND OPERATIONAL PLANNING TO IMPROVE SUPPLY CHAIN PERFORMANCE Li, Chia-hang Closed-loop Supply Chain Inventory Control Remanufacturing Secondary Market Supply Chain Contract Trade-in Program A supply chain is a network of facilities responsible for the production and delivery of goods and services from the initial raw materials to the end customers. Supply chain management, therefore, involves management of activities both within and among the organizations throughout the chain at every level of business management. In this dissertation, we address three specific supply chain problems at three distinct level of business management: (1) Operational capacity and production planning; (2) Tactical closed-loop channel structure design; and (3) Strategic platform competition. In each work, we identify strategies that lead the supply chain improvements. Ph.D. in Management Science, May 2017 Durango-Cohen, Elizabeth J. 2017 2017-05 Dissertation application/pdf islandora:7315 http://hdl.handle.net/10560/4137 SSB / Stuart School of Business Illinois Institute of Technology en In Copyright http://rightsstatements.org/page/InC/1.0/ Restricted Access