Answer:
include both suppliers and forward channel partners.
Explanation:
An industry value chain can be defined as a physical representation of all of the activities and processes undertaken by a company or business firm for the manufacturing of goods and services, especially starting with the purchase of raw materials, manufacturing of finished goods and then ending with the delivery of the finished goods (products) to the market and consumers through a supply chain.
This ultimately implies that, industry value chains include both suppliers and forward channel partners.
In conclusion, an industry value chain should comprise of the margins of suppliers, value-creating activities and processes, costs, and forward channel partners.