Endah Tri Pamungkas, “Investment Decisions Based on Optimal Portfolios With The Marksowitz Model On The ESGQKEHATI Stock Index In 2022-2023”. Thesis of Bachelor of Applied Science in Financial Analyst Study Program, Accounting Department, Semarang State Polytechnic, under the guidance of Dina Yeni Martia, S.S.T., M.Sc. and Muhammad Rois, S.E., M.Sc., June 2024, 58 pages. Banyaknya daft…
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