What are the advantages and disadvantages of a matrix model for GHE in terms of direct and indirect costs, as well as benefits such as improved coordination?

After reading Case Study 1.1 Group Health East (GHE), Managed Care Organization (MCO), in the textbook chapter \”An Introduction to Managerial Epidemiology,\” explore the case scenarios and then address the following questions. Make sure you use scholarly references to support your work and increase the validity of your recommendations.

Case scenario:

Mr. Jones is wrestling with a number of critical and fundamental questions at this juncture:

What are the advantages and disadvantages of a matrix model for GHE in terms of direct and indirect costs, as well as benefits such as improved coordination?
How many product lines should the organization identify? Why?
How should the organization determine which product lines ought to maintain separate identities as part of the matrix design?