生產和操作管理(英文版)(ppt 19頁)

生產和操作管理內容摘要：
Purchased items account for 60 to 70% of the cost of goods sold.
Outsourcing allows firms to focus on their core competencies.
Organizations outsource when they decide to purchase something they had been making in-house.
Typically handled by materials management function.
Current trend favors outsourcing all activities that do not directly represent or support core competencies.
Are there any dangers associated with aggressive outsourcing? What are the implications for JIT production?
In this chapter, we discuss the role of the firm as a buyer of goods and services.
How does the perspective change when the shoe is on the other foot?
Process used to determine weights for supplier-selection criteria.
AHP allows individuals to use their own personal psychometric scale for making pair-wise comparisons between criteria used to evaluate suppliers.
Consistency measures can be calculated as a cross-check to determine how well the scale is being followed.
Fewer, nearby suppliers
Repeat business
Support suppliers’ competitiveness
Clusters of remote suppliers
Limit competitive bidding to new parts
Resist vertical integration
Encourage suppliers to implement JIT purchasing
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