Comparison Analysis Of Optimal Portfolio Formation Results Using Single Index Model With Markowitz Model During The Covid 19 Pandemic In LQ 45 Index Company

Authors

  • Elly Susanti Sekolah Tinggi Ilmu Ekonomi Sultan Agung, Pematangsiantar North Sumatra, 21118, Indonesia.
  • Nelly Ervina Sekolah Tinggi Ilmu Ekonomi Sultan Agung, Pematangsiantar North Sumatra, 21118, Indonesia.
  • Ernest Grace Sekolah Tinggi Ilmu Ekonomi Sultan Agung, Pematangsiantar North Sumatra, 21118, Indonesia.
  • Liper Siregar Sekolah Tinggi Ilmu Ekonomi Sultan Agung, Pematangsiantar North Sumatra, 21118, Indonesia.

DOI:

https://doi.org/10.51601/ijersc.v2i5.177

Abstract

Investors with a conservative type have a tendency to avoid risk (avoid risk) can
invest their funds. Therefore, a diversification is needed to determine the optimal
stock portfolio, including the Markowitz model and the Single Index Model. This
study aims to find out the comparison of optimal portfolio formation results by using
markowitz model and single index model in the covid 19 pandemic as the object of
research there are companies listed in LQ Index 45. For the period used is for 3
periods, namely February 2020 to July 2021. For data processing using the
Microsoft Excel application program. The results of the expectations of return and
risk from the Markowitz model and single index model show that the portfolio that is
better used is the markowitz model because it has a higher return than the single
index model.

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Published

2021-11-05

How to Cite

Elly Susanti, Nelly Ervina, Ernest Grace, & Liper Siregar. (2021). Comparison Analysis Of Optimal Portfolio Formation Results Using Single Index Model With Markowitz Model During The Covid 19 Pandemic In LQ 45 Index Company. International Journal of Educational Research &Amp; Social Sciences, 2(5), 1146–1156. https://doi.org/10.51601/ijersc.v2i5.177