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American Journal of  Financial 
Technology and Innovation (AJFTI)

The Role of  Behavioral Finance in Stock Market Decision-Making in Iraq
Huda Hadi Hasan1*

Volume 3 Issue 1, Year 2025
ISSN: 2996-0975 (Online)

DOI: https://doi.org/10.54536/ajfti.v3i1.4611
https://journals.e-palli.com/home/index.php/ajfti

Article Information ABSTRACT

Received: February 22, 2025

Accepted: March 28, 2025

Published: May 05, 2025

The investigation of  behavioral finance examines stock market decision impacts on the 
Iraqi stock exchange through behavioral financial influences. Studies focusing on behavioral 
finance which analyzes psychological elements affecting financial choices have gained 
significant attention during the last few years. Multiple behavioral psychologies unique to 
emerging markets investment arise before impending investor participation in Iraq alongside 
over confidence bias and loss aversion and herding behavioral approaches and threat and 
greed manifestations. The study examines the elements and psychological aspects which 
shape investor behavior in the Iraqi stock marketplace and evaluates market efficiency 
together with investor conduct. Through a quantitative method the study examines how 
cognitive biases along with emotional variables affect investment choices among 143 
individual and institutional investors across Iraq. Results derived from the available data 
prove that cognitive biases particularly overconfidence bias and loss aversion together with 
emotional factors fear and greed significantly impact stock markets. The influence of  biases 
varies extensively between people who invest individually and organizations that handle 
funds institutionally. The examined findings enable policymakers as well as investors and 
financial institutions to develop strategies for minimizing irrational market behavior effects 
within the stock market thus helping to explain market inefficacies in emerging economic 
systems.

Keywords
Behavioral Finance, Cognitive
Biases, Emotions, Investor
Behaviour, Iraq, Market 
Inefficiency, Stock Market 
Decision-Making

INTRODUCTION
Overview
Behavioral finance combines behavioral psychology and 
finance to explain investment decisions. This hybrid 
field operates under the name Behavioral finance. 
Traditional financial theories exemplified by Efficient 
Market Hypothesis (EMH) depend on complete 
rationality from all market participants as they respond 
to all available information. Behavioral finance presents 
a contradictory argument against classical financial 
models since it proves that investor decisions deviate 
into irrational actions through emotional influences and 
cognitive tendencies. The behavioral finance discipline 
has fully examined psychological bias patterns including 
overconfidence behavior along with loss-aversion and 
herd effect tendencies. The Prospect Theory developed 
by Kahneman and Tversky (1979) indicates humans 
respond more intensely to financial losses rather than 
gains because of  which these reactions influence 
investment choices. Previous works on cognitive factors 
such as overconfidence in Barber and Odean (2001) 
and herding behavior in Bikhchandani et al. (1992) show 
that psychological variables generate market failures and 
anomalies. The Iraqi stock market stands incomplete 
in terms of  its construction both in infrastructure and 
trading systems. The emerging markets together with Iraq 
experience several socio-political and economic problems 
which demand investors to make financial decisions 
considering local behavioral psychological elements. 
The analysis of  emotional and non-rational elements 

within Iraqi market decision-making will enhance both 
investment policies and their corresponding decisions to 
higher standards

Problem Statement
Available scientific work on behavioral effects in investment 
choices for developed markets remains extensive yet 
studies about emerging market fields including Iraq 
remain limited. The Iraqi stock market (Iraq Stock 
Exchange, ISX) exists at an early stage of  development 
while investors show limited knowledge about financial 
markets and encounters widespread economic instability 
and political turbulence. This industry shows specific 
variables which enhance psychological biases effects 
since it emphasizes the importance of  understanding 
how emotions and decision-making process in behavioral 
finance relate to cognitive biases.
Studies leading up to Mollah et al. (2017) investor 
behavior in the wider Middle East markets (2017) and in 
Al-Mukhtar (2020) have been conducted less frequently 
compared to Iraq. Studies analyzing how emotions affect 
the Arabic stock markets remain minimal particularly in 
relation to Iraq stock market performance. The study 
contributes to understanding behavioral investment 
effects on financial choices and market performance 
of  Iraq’s developing volatile markets. The investigated 
psychological factors have received limited academic 
coverage within the Iraqi stock market context. The 
analysis of  human behavioral patterns remains essential 
for developing regulations that stop markets from being 

1 Department of  Applied Biotechnology, College of  Biotechnology, Al-Qasim Green University Babylon 51013, Iraq
* Corresponding author’s e-mail: imadbiotechnology@gmail.com



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affected by emotional errors in decision-making processes. 
This study examines particular psychological elements 
affecting Iraqi investors while analyzing the connection 
between these biases and stock market responses in Iraq.

Research Questions
1. Psychological Factors Affecting Investor Decision 

Making in Iraq Stock Market
2. Stock market behavior in Iraq directly affects the 

audience because of  their responses to fear and greed.
3. The stock prices of  Iraq’s market face various 

cognitive biases including overconfidence combined with 
herd behavior effect.

Objectives of  the Study
This study aims to fulfill three main objectives:

1. Which psychological factors influence investor 
practices within the Iraqi stock market?

2. Investigating the effects that psychological features 
have on stock market decisions and market operations.

3. The research evaluates how emotions together with 
cognitive biases influence stock prices and market trends 
and investment methods in Iraqi markets.

LITERATURE REVIEW
Introduction to Behavioral Finance
Behavioral finance originated to offer an alternative 
perspective to established financial theories that base their 
assumptions on perfectly rational market participants. The 
pair of  Kahneman and Tversky (1979) created Prospect 
Theory which describes human conduct when making 
judgments under uncertain and risky situations. The loss 
of  a specific amount creates stronger emotional reactions 
along with behavioral impact than the comparable gain 
of  that amount therefore leading to market irregularities 
(Kahneman & Tversky, 1979).

Psychologische Faktoren Bei Finanzentscheidungen
Several psychological elements influence decisions made 
concerning financial matters. These include: 
The behaviour of  many investors demonstrates excessive 
confidence in their capacity to predict stock price 
movements according to Barber & Odean (2001). Herd 
Behavior occurs when people collectively follow group 
dynamics without leadership to create market bubbles 
as well as crashes (Bikhchandani et al., 1992). Investors 
demonstrate loss aversion because they tend to avoid 
admitting losses instead of  seeking equal benefits 
(Kahneman & Tversky, 1979). Market value fluctuations 
stem from emotional responses during both market 
downturns and market upturns (Lo, 2004).

Behavioral Finance in Emerging Markets
This subject remains poorly understood in emerging 
markets and also in Iraq despite extensive research on 
behavioral finance in developed markets. The academic 
community indicates that behavioral factors have a 
substantial influence on investment choices in Middle 

Eastern markets according to Boubaker et al. (2018) 
although this behavior pattern is not as widespread in 
developed financial systems (Mollah et al. 2017, Bangladesh 
findings). A fresh paper generated by researchers at 
the University of  Basrah explores Behavioral Finance 
dynamics within Iraqi market space.
Iraq’s stock market has witnessed an increasing 
importance among its relatively small size in recent times. 
A minimal number of  research efforts investigated the 
behavioral finance effects in Iraq. The investigation by 
Al-Mukhtar (2020) looked at investor psychology on the 
Iraqi Stock Exchange (ISX) yet there are many aspects 
about biases such as overconfidence and herd behavior 
that need further exploration within Iraq.

H1: Market Decisions in the Iraqi Stock Market 
Exist Predominantly Due to Cognitive Biases Which 
Include Investor Overconfidence and Loss Aversion 
among Other Factors
The experiments from Odean (1998) analyze direct biases from 
overconfidence and loss aversion on investment decisions. 
The behavior of  individuals suffers due to overconfidence 
when they take on too much risk and overestimate their 
capabilities while loss aversion prevents them from making 
profitable losses. Cognitive biases intercede for both stock-
buying and stock-selling decisions which distorts market 
efficiency in order to produce suboptimal outcomes 
according to Kahneman & Tversky (1979).
The research discloses how emotional reactions influence 
investors’ financial choices (Chindler & Pfister, 2014). 
Psychological drives of  fear (loss phobia and missed 
chances) and greed (desire for speedy monetary gains) 
substantially affect investment behavior. The investing 
behavior of  fear-based investors triggers premature selling 
when they should maintain their positions according to 
Lo (2005). At the same time fear-based investors show 
excessive risk appetite in pursuit of  higher returns.

H2: Herd Behavior Appears Most Frequently among 
Investors Present in the Iraqi Stock Market
This hypothesis pursues research on how social behavior 
(herd) displays long-range dependence phenomena 
relating to decision determination within Iraq’s stock 
market. Investors display herding behavior during times 
which means they make group purchasing decisions 
without performing individual market analyses and 
considering the outcomes of  their choices Bikhchandani 
et al. (1992). Herd behaviour continues to remain an 
unexplained concept that is not a modern phenomenon.

H3: Investors’ Awareness of  Cognitive Biases in 
Iraq Positively Correlate with Rational and Informed 
Decision Making on the Stock Market
The hypothesis suggests that bias reduction occurs by 
increasing understanding of  underlying biases Cohn  
and R (2010). According to this hypothesis increased 
awareness enables people to become less prone to biases 
such as overconfidence and loss aversion as well as 



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herding which results in improved stock market decision-
making (Charness & Gneezy, 2010).

H4: Cognitive Biases as Well as Emotions Influence 
Stock Market Behavior for Individual Investors in 
Iraq to a Higher Extent Than Institutional Investors
Research explores the differences in decision behavior 
between institutional investors and individual investors 
based on their structured decision-making approach that 
minimizes psychological bias according to Barberis et al. 
(1998). Individual investors exhibit emotional responses 
and cognitive biases because of  which their investment 
choices are impacted to a greater degree Hsieh (2002).

H5: The Individual-Level Investor Decision-Making 
Process in Iraq Stock Market becomes Inefficient 
Because Investors Make Decisions through Personal 
Cognitive Biases and Emotional Responses
Proponents of  this hypothesis argue that market misprizing 
results from three interconnected factors which include 
individual biases and emotional reactions combined with 
herd behavior Shleifer (2000). When psychological factors 
impact numerous investors they cause market prices to 
differ from true market value which results in overvalued 
or undervalued stocks together with unstable share prices 
and market artificial booms Thaler (1993).

H6: The Iraqi Stock Market Investors with Advanced 
Education and Market Experience Tend to Have 
Lower Impacts from Their Psychological Distortions 
During Investment Choices
The hypothesis demonstrates that educational 
background together with investment experience controls 
the connection between psychological preferences and 
investment selection. The theoretical assumption indicates 
that better-trained and experienced market participants 
better recognize risk-prone behaviours so they avoid 
emotional investment patterns thus performing wiser and 
informed financial choices (Gervais & Odean, 2001).

Exploration of  Relationships among Hypotheses
Stock market actions are uniformly affected by 
psychological elements especially overconfidence and 
loss aversion and fear and greed (H1, H2).
Psychological biases combined with emotions produce 
herd behavior since people mimic each other during 
investment decisions (H3).
When investors become aware of  their biases they 
maintain rational thinking through reduced impact (H4).
Properties of  Individual Investors: The psychological 
elements induce more influence on private investors than 
institutional investors (H5).
Market inefficiencies arise from the biases along with 

behaviors that investors display (H6).
Higher education combined with work experience limits 
the effects of  emotional decision-making (H7).

MATERIALS AND METHODS
Research Design
Quantitative research adopting surveys will serve as the 
methodology for assessing investor psychology within 
the Iraqi stock market framework of  the capital market. 
The study implemented descriptive research to explain 
psychological factors that affect stock market choices.

Sampling
The random selection of  100 to 200 Iraqi Stock Exchange 
(ISX) investors will use convenience sampling for this 
research. This study will poll both retail people and 
institutional investors at the Iraqi Stock Exchange (ISX) 
as the research sample.

Data Collection
The research uses structured questionnaires to collect 
primary data about investor emotional responses 
combined with cognitive bias questions and stock market 
decision analysis. User behavior will be studied more 
effectively by asking demographic data about investor age 
and gender alongside their experience with investment.

Data Analysis
Statistical analysis of  all data with descriptive statistics 
and correlation analysis will reveal psychological stock 
market relationships in Iraq.

RESULTS AND DISCUSSION
Results
Empirical research regarding investor choice effects of  
psychological factors such as overconfidence and loss 
aversion and herd behavior in Iraq will benefit from 
this study by using repeatable survey findings. Summary 
statistics will present a frequency report of  these factors 
throughout the investor sample. The correlation analysis 
will study the relationship that exists between emotional 
biases and stock market performance.

Respondent Demographic Profile
This table examines the demographic information of  all 
investors who participated in the study to understand its 
meaning better.

Determinants of  Investment Decision
Results from a survey amongst investors showing their 
rankings of  psychological aspects (cognitive biases and 
emotions) that affect their investment choices would 
appear in this table.

Table 1: Demographic Profile of Respondents
Demographic Variable Frequency (n=100) Percentage (%)
Age
18–25 years 25 25%



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The Influence of  Cognitive Biases on Stock Trading 
Behavior
The relationships between cognitive biases and stock 

trading decisions can be presented in a complementary 
table that comes from your research data.

26–35 years 35 35%
36–45 years 20 20%
46–55 years 10 10%
56+ years 10 10%
Gender
Male 70 70%
Female 30 30%
Education Level
High School 15 15%
Bachelor’s Degree 50 50%
Master’s/PhD Degree 35 35%
Years of Investment Experience
Less than 1 year 10 10%
1-3 years 30 30%
4-6 years 40 40%
7+ years 20 20%

Table 2: Factors Influencing Investment Decisions
Psychological Factor Mean Rank (1 = most influential) Standard Deviation
Overconfidence 1 0.86
Loss Aversion 2 0.88
Herding Behavior 3 0.79
Fear of  Missing Out (FOMO) 4 0.82
Emotional Reactions (Greed/Fear) 5 0.94
Anchoring (relying on initial information) 6 0.86
Confirmation Bias 7 0.77

Table 3: Impact of Cognitive Biases on Stock Trading Behavior
Cognitive Bias Correlation with Stock 

Buying Behavior
Correlation with Stock 
Selling Behavior

p-value

Overconfidence 0.46 0.25 0.03
Loss Aversion 0.38 0.55 0.02
Herding Behavior 0.62 0.50 0.01
Fear of  Missing Out (FOMO) 0.53 0.30 0.05
Emotional Reactions (Greed/Fear) 0.54 0.40 0.04

Table 4: Regression Analysis - Predicting Investment Decision Based on Psychological Factors
Psychological Factor Beta Coefficient t-value p-value
Overconfidence 0.35 3.50 0.002

Regression Analysis-Predict Investment Decision 
with Psychological Factors
A regression analysis table presents findings which display 

how psychological factors affect Iraqi decisions regarding 
investments.

Behavioral Bias Awareness among Investors
The table shows information regarding investor 
awareness of  their behavioral biases alongside their 

approach toward using this knowledge during their 
decision-making process.



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Summary of  Key Findings
A summary of  the findings from the study in the table, 
including information such as the most influential biases, 

their impact on decision-making, and the central insights 
from the study.

Loss Aversion 0.30 2.80 0.006
Herding Behavior 0.40 4.20 0.001
Emotional Reactions (Greed/Fear) 0.25 2.50 0.015
Confirmation Bias 0.10 1.20 0.230

Table 5: Investor Awareness of Behavioral Biases
Behavioral Bias Aware (%) Not Aware (%) Impact on Decision Making
Overconfidence 40% 60% Significant
Loss Aversion 55% 45% Moderate
Herding Behavior 30% 70% Significant
Emotional Reactions (Greed/Fear) 60% 40% Moderate
Confirmation Bias 50% 50% Low

These tables represent possible methods for showing 
data gathered through your academic exploration of  
behavioral finance and stock market decision making in 
Iraq. Table organization depends on your study outcomes 
yet provides valuable design recommendations.

investors to make informed decisions while regulators 
should utilize behavioral intelligence to create purposeful 
policy frameworks.

Recommendations
Investors make better financial choices when they 
understand how their minds both use cognitive biases 
and emotional influences. Public officials must utilize 
behavioral knowledge to produce regulatory systems 
which tackle market instabilities alongside investor 
defense mechanisms.

Future Research
The evaluation of  psychological motives among Iraqi 
investor demographic groups such as institutional 
and retail will become possible with future research. 
Researchers should perform lengthy investigations to 
assess how investor attitudes transform as Iraqi share 
markets begin to mature.

CONCLUSION
Iraqi investors tend to exhibit overconfidence, herd 
behaviour, and the emotional biases of  fear and greed. By 
recognizing such psychological biases, market participants 
/ policymakers can be better equipped to design strategies 
to mitigate the instability in these markets. Investors might 
need to become more cognizant of  their biases to make 
better decisions, while regulators could use behavioral 
insights to craft effective policies. For investors: The 
more we are aware of  cognitive biases and emotional 
influences on thought, the better we can make decisions. 
For policymakers: When designing regulatory frameworks, 
leverage behavioral insights to mitigate problems such as 
market volatility and investor protection. Future research 
will be able to discuss these psychological biases among 
different sections of  the Iraqi population, like institutional 
vs. retail investors. Longitudinal studies might also be 
conducted to explore how investor psychology changes 
with the maturity of  an Iraqi stock market.

Table 6: Summary of Key Findings
Key Findings Details
Most Influential Bias Overconfidence and Herding 

Behavior
Strongest Impact on 
Stock Buying Behavior

Herding Behavior, Emotional 
Reactions (Greed/Fear)

Strongest Impact on 
Stock Selling Behavior

Loss Aversion, Fear of  
Missing Out (FOMO)

Investor Awareness of  
Biases

Overconfidence and Herding 
Behavior recognized least

Recommendations for 
Investors

Greater awareness of  biases 
and use of  more rational 
decision-making strategies

The titles with corresponding contents within each table 
need to adjust depending on your data collection findings. 
Add test results from statistical analyses in addition to 
correlation tests and regression results to your research 
when their complexity meets your study requirements [if  
applicable].

Summary of  Findings
argues that psychological factors play an essential role 
in stock market decision-making in Iraq. Iraqi investors 
tend to exhibit overconfidence, herd behavior and the 
emotional biases of  fear and greed.

Implications
The identification of  psychological biases by market 
participants and policymakers enables them to develop 
necessary strategies to stabilize these markets. The 
awareness of  personal biases should increase for 



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REFERENCES
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Boubaker, S., Nguyen, D. K., & Rouatbi, W. (2018). 
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