谁有关于 value chain 的英文文章啊

The Value Chain

To analyze the specific activities through which firms can create a competitive advantage, it is useful to model the firm as a chain of value-creating activities. Michael Porter identified a set of interrelated generic activities common to a wide range of firms. The resulting model is known as the value chain and is depicted below:

Primary Value Chain Activities

Inbound Logistics > Operations > Outbound
Logistics > Marketing& Sales > Service

The goal of these activities is to create value that exceeds the cost of providing the product or service, thus generating a profit margin.

*Inbound logistics include the receiving, warehousing, and inventory control of input materials.
*Operations are the value-creating activities that transform the inputs into the final product.
*Outbound logistics are the activities required to get the finished product to the customer, including wareh