Question: currently your plastic production business purchases raw materials from the...
Currently your plastic production business purchases raw materials from the co-located supplier through pure market transactions. However, there are other ways to go about sourcing raw materials. Please rank the four alternative options below from least (vertically) integrated to the most integrated. That is, the transaction relationship ranked at the top should represent the least vertically integrated business relationship among the four options.
A) Signing a long term contract with the supplier
B) Making the supplier your subsidiary
C) Completely owns the supplier's business
D) Forming strategic alliance with the supplier