The use of market model to build a portfolio optimum shares in the estimation risk
(Applied Study in Iraqi Stock Exchange)
A Dissertation Submitted By
Zeinab Shallal Akar
To The Council of the College of Administration and
Economics, Kerbala University, in Partial Fulfillment of the
Requirements for PH.D. Degree in Business Administration
Sciences.
Under The Supervision
Prof. Dr. Maythem Rabee AL-hesnawi