PENGARUH OVERCONFIDENCE DAN AVAILABILITY BIAS TERHADAP KEPUTUSAN INVESTASI

Khaira Rizfia Fachrudin

Abstract


Keputusan investasi saham yang tepat dapat memberikan keuntungan yang diharapkan. Penelitian ini bertujuan untuk mengetahui pengaruh overconfidence dan availability bias terhadap keputusan investasi oleh investor individu di kota Medan. Penelitian ini menggunakan data primer melalui kuesioner dan sampel berjumlah 200 orang responden yang merupakan investor aktif di kota Medan – Indonesia. Analisis data menggunakan analisis statistik deskriptif dan olah data dengan SPSS statistik 22. Hasil penelitian diperoleh bahwa overconfidence memiliki  hubungan positif signifikan terhadap keputusan investasi dengan nilai pengaruh 4,5%, availability bias memiliki  hubungan positif signifikan terhadap keputusan investasi dengan nilai pengaruh 11,3%, dan overconfidence dan availability bias secara bersama – sama memiliki hubungan positif dan signifikan mempengaruhi keputusan investasi dengan nilai R square 12,6%. Implikasinya, overconfidence dan availability bias diperlukan untuk melakukan keputusan investasi yang tepat. Dan penelitian ini dapat dikembangkan dengan bias-bias lain serta memperluas cakupan investor nasional.

Keywords


keputusan investasi, overconfidence, availability bias, investasi

References


Anwar, M., Khan, S. Z., & Rehman, A. U. (2017). Financial Literacy, Behavioral Biases and Investor’s Portfolio Diversification: Empirical Study of an Emerging Stock Market. Journal of Finance & Economics Research, 2(2), 145–164. https://doi.org/10.20547/jfer1702204

Baral, S., & Raj Pokharel, P. (2020). Behavioral Factors and Investment Decision: A Case of Nepal. https://ssrn.com/abstract=3687104

Barber, B. M., & Odean, T. (2008). All that glitters: The effect of attention and news on the buying behavior of individual and institutional investors. Review of Financial Studies, 21(2), 785–818. https://doi.org/10.1093/rfs/hhm079

Cuandra, F., & Tan, H. (2021). Analysis Of Factors That Are Considered By Investors In Stocks Investment Decision Making In Batam City. JMBI UNSRAT (Jurnal Ilmiah Manajemen Bisnis Dan Inovasi Universitas Sam Ratulangi)., 8(1), 1–31. https://doi.org/10.35794/jmbi.v8i1.33266

Fachrudin, K. R., Lumbanraja, P. , Sadalia, I., & Lubis, A. N. (2017a). Are Men or Women More Overconfident In Investment Decision-Making? Advances in Economics, Business and Management Research (AEBMR), 46(1), 68–72.

Fachrudin, K. R., Lumbanraja, P., Sadalia, I., & Lubis, A. N. (2017b). Analysis of Heuristic Behavior on Investment Decision. International Journal of Economic Research Analysis of Heuristic Behavior on Investment Decision International Journal of Economic Research, 14. http:www.serialsjournals.com

Fahim, F., Ali, A., Khan, M. A., & Khan, R. A. (2019). Impact of Overconfidence on Investor’s Investment Decision: Moderating Role of Risk Perception and Religiosity-A Survey of Pakistan Stock Exchange. JISR Management and Social Sciences & Economics, 17(2), 85–96. https://doi.org/10.31384/jisrmsse/2019.17.2.6

Jain, J., Walia, N., Kaur, M., & Singh, S. (2022). Behavioural biases affecting investors’ decision-making process: a scale development approach. Management Research Review, 45(8), 1079–1098. https://doi.org/10.1108/MRR-02-2021-0139

Kotler, P., & Keller, K. L. (2012). Marketing Management (14th ed.). Prentice Hall Pearson Education.

Lakshmi P., Visalakshmi S., & Thamaraiselvan Natarajan. (2013). Assessing the linkage of behavioural traits and investment decisions using SEM approach. International Journal of Economics and Management, 7(2), 221–241.

Loris, R. P., & Jayanto, P. Y. (2021). The Effect Of Representativeness, Availability, Anchoring, Risk Perception, And Herding On Investment Decisions Syariah Investors. Jurnal Akuntansi, 11(1), 81–92. https://doi.org/10.33369/j.akuntansi.11.1.81-92

Luong, L. P., & Ha, D. T. T. (2011). Behavioral Factors Influencing Individual Investors’ Decision-Making and Performance—A Survey at the Ho Chi Minh Stock Exchange. Umea University, Umea.

MacGregor, D., Slovic, P., Dreman, D. N., & Berry, M. (2000). Imagery, Affect, and Financial Judgement. The Journal of Psychology and Financial Markets, 1(2), 104–110.

Madaan, G., & Singh, S. (2019). An Analysis of Behavioral Biases in Investment Decision-Making. International Journal of Financial Research, 10(4), 55. https://doi.org/10.5430/ijfr.v10n4p55

Nofsinger, J. R. (2017). The Psychology of Investing (2nd ed.). Routledge. https://doi.org/10.4324/9781315230856

Nunnally, J. C. (1978). Psychometric Theory (2nd edition). New York: McGraw-Hill.

Odean, T. (1998). Are Investors Reluctant to Realize Their Losses? The Journal of Finance, 53(5), 1775–1798. https://doi.org/10.1111/0022-1082.00072

Odean, T. (1999). Do Investors Trade Too Much? American Economic Review, 89(5), 1279–1298. https://doi.org/10.1257/aer.89.5.1279

Park, J., Konana, P., Gu, B., Kumar, A., & Raghunathan, R. (2010). Confirmation Bias, Overconfidence, and Investment Performance: Evidence from Stock Message Boards. SSRN Electronic Journal, 1–56. https://doi.org/10.2139/ssrn.1639470

Parveen, S., & Siddiqui, M. A. (2017). Decision Making and Behavioral Heuristics of Investors in Non-Financial Sector: A Case of Pakistan Stock Exchange. Journal of Managerial Sciences, XI(03), 109–126.

Pompian, M. M. (2006). Behavioral Finance and Wealth Management. New York : John Wiley & son Inc.

Ritter, J. R. (2003). Behavioral finance. Pacific-Basin Finance Journal, 11(4), 429–437. https://doi.org/10.1016/S0927-538X(03)00048-9

Sanders, Wm. G., & Carpenter, M. A. (2003). Strategic Satisficing? A Behavioral-Agency Theory Perspective on Stock Repurchase Program Announcements. Academy of Management Journal, 46(2), 160–178. https://doi.org/10.5465/30040612

Schwarz, N., Bless, H., Strack, F., Klumpp, G., Rittenauer-Schatka, H., & Simons, A. (1991). Ease of retrieval as information: Another look at the availability heuristic. Journal of Personality and Social Psychology, 61(2), 195–202. https://doi.org/10.1037/0022-3514.61.2.195

Shabarisha N. (2015). Heuristic And Biases Related To Financial Investment And The Role Of Behavioral Finance In Investment Decisions-A Study. In ZENITH International Journal of Business Economics & Management Research (Vol. 5, Issue 12). https://ssrn.com/abstract=2881151

Shah, S. Z. A., Ahmad, M., & Mahmood, F. (2018). Heuristic biases in investment decision-making and perceived market efficiency. Qualitative Research in Financial Markets, 10(1), 85–110. https://doi.org/10.1108/QRFM-04-2017-0033

Shefrin, H. (2002). Beyond Greed and Fear. Oxford University PressNew York. https://doi.org/10.1093/0195161211.001.0001

Suci Sudani, F., & Putri Pertiwi, I. F. (2022). Financial Information Analysis to Minimize Availability Bias, Representative Bias, Anchoring Bias and Adjustment Bias, and Overconfidence Bias in Ivestment Decision Making (Study on Investors at the Sharia Investment Gallery of UIN Raden Mas Said. Social Science Studies, 2(5), 446–460. https://doi.org/10.47153/sss25.3852022

Sugiono. (2010). Metode Penelitian Kuantitatif Kualitatif dan R & D. Alfabeta.

Tversky, A., & Kahneman, D. (1974). Judgment under Uncertainty: Heuristics and Biases. In New Series (Vol. 185, Issue 4157).

Vorobyova, K., Alkadash, T. M., & Nadam, C. (2022). Investigating Beliefs, Attitudes, And Intentions Regarding Strategic Decision-Making Process: An Application of Theory Planned Behavior With Moderating Effects Of Overconfidence And Confirmation Biases. Baltic Journal of Special Education, 1(43), 367–381.

Vuković, M., & Pivac, S. (2024). The impact of behavioral factors on investment decisions and investment performance in Croatian stock market. Managerial Finance, 50(2), 349–366. https://doi.org/10.1108/MF-01-2023-0068

Yuwono, W., & Elmadiani, C. (2021). The Effect of Emotional Contagion, Availability Bias, Overconfidence, Loss Aversion, and Herding on Investment Decisions in the Millennial Generation During the Beginning of the Covid-19 Pandemic. Proceedings of the 1st International Conference on Law, Social Science, Economics, and Education, ICLSSEE 2021, March 6th 2021, Jakarta, Indonesia, 1–8. https://doi.org/10.4108/eai.6-3-2021.2306475

Zacharakis, A. L., & Shepherd, D. A. (2001). The nature of information and overconfidence on venture capitalists’ decision making. Journal of Business Venturing, 16(4), 311–332. https://doi.org/10.1016/S0883-9026(99)00052-X

Zhu, N. (2002). The Local Bias of Individual Investors. SSRN Electronic Journal, 02(30), 1–56. https://doi.org/10.2139/ssrn.302620

Zuravicky, O. (2005). The Stock Market: Understanding and Applying Ratios, Decimals, Fractions, and Percentages. Rosen Publishing Group, Incorporated.




DOI: https://doi.org/10.46576/bn.v7i1.4433

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