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Oktay Özkan
Assoc. Prof. Dr.
GAZİOSMANPAŞA ÜNİVERSİTESİ, İKTİSADİ VE İDARİ BİLİMLER FAKÜLTESİ
Publication
18
Review
28
CrossRef Cited
67
TR Dizin Cited
39
18
Publication
28
Review
67
CrossRef Cited
39
TR Dizin Cited
0000-0001-9419-8115
57223222815
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Summary
Publications
Peer Review
Cited
Research Fields
Financial Forecast and Modelling
Financial Markets and Institutions
Financial Risk Management
Investment and Portfolio Management
Institution
GAZİOSMANPAŞA ÜNİVERSİTESİ, İKTİSADİ VE İDARİ BİLİMLER FAKÜLTESİ
Popular Publications
KREDİ TEMERRÜT TAKASI, DÖVİZ KURU VE BİST100 ENDEKSİ İLİŞKİSİ
Authors:
Eyyüp Ensari Şahin
,
Oktay Özkan
Published: 2018 ,
Hitit Üniversitesi Sosyal Bilimler Enstitüsü Dergisi
DOI: 10.17218/hititsosbil.450178
CITED
31
FAVORITE
1
TOTAL DOWNLOAD COUNT
2115
31
CITED
1
FAVORITE
2115
TOTAL DOWNLOAD COUNT
Publications
Quantıle Connectedness Analysıs of Tradıtıonal Investment Instruments in Turkey
Authors:
Recep Çakar
,
Oktay Özkan
Published: 2025 ,
Optimum Journal of Economics and Management Sciences
DOI: 10.17541/optimum.1619140
FAVORITE
0
TOTAL DOWNLOAD COUNT
67
0
FAVORITE
67
TOTAL DOWNLOAD COUNT
The impact of energy uncertainties on the stock and foreign exchange markets: Empirical evidence from Türkiye
Authors:
Oktay Özkan
,
Osman Köseoğlu
,
Tuğba Bilkan
Published: 2025 ,
Afyon Kocatepe University Journal of Economics and Administrative Sciences
DOI: 10.33707/akuiibfd.1595322
FAVORITE
0
TOTAL DOWNLOAD COUNT
181
0
FAVORITE
181
TOTAL DOWNLOAD COUNT
The Impact of Financial Development on Ecological Footprint in Turkey: Empirical Evidence from the Novel Dynamic ARDL Simulations Approach
Authors:
Oktay Özkan
,
Mustafa Necati Çoban
Published: 2022 ,
Journal of Social Sciences of Mus Alparslan University
DOI: 10.18506/anemon.1124658
FAVORITE
0
TOTAL DOWNLOAD COUNT
495
0
FAVORITE
495
TOTAL DOWNLOAD COUNT
POLLUTION HALO HYPOTHESIS AND ECONOMIC GROWTH, ECONOMIC GLOBALIZATION, AND ECOLOGICAL FOOTPRINT NEXUS IN TURKEY: EVIDENCE FROM KRLS
Authors:
Oktay Özkan
,
Mustafa Necati Çoban
Published: 2022 ,
International Journal of Management Economics and Business
DOI: 10.17130/ijmeb.1143139
FAVORITE
0
TOTAL DOWNLOAD COUNT
1070
0
FAVORITE
1070
TOTAL DOWNLOAD COUNT
Energy Consumption, Trade Openness, CO2 Emissions, and the Pollution Haven Hypothesis in Turkey: Evidence from Novel Dynamic ARDL Simulations
Authors:
Mustafa Necati Çoban
,
Oktay Özkan
Published: 2022 ,
Kırklareli University Journal of the Faculty of Economics and Administrative Sciences
DOI: 10.53306/klujfeas.1147997
FAVORITE
0
TOTAL DOWNLOAD COUNT
957
0
FAVORITE
957
TOTAL DOWNLOAD COUNT
ENVIRONMENTAL KUZNETS CURVE: INVESTIGATION THE IMPACT OF GLOBALIZATION AND ECONOMIC GROWTH ON THE ENVIRONMENT IN TURKEY VIA NOVEL DYNAMIC ARDL SIMULATIONS MODEL
Authors:
Mustafa Necati Çoban
,
Oktay Özkan
Published: 2022 ,
Akademik Hassasiyetler
DOI: -
FAVORITE
0
TOTAL DOWNLOAD COUNT
944
0
FAVORITE
944
TOTAL DOWNLOAD COUNT
Investigation of Momentum and Contrarian Anomalies in the Islamic Stocks: Empirical Evidence from Turkey
Authors:
Oktay Özkan
,
Recep Çakar
Published: 2021 ,
Sosyoekonomi
DOI: 10.17233/sosyoekonomi.2021.03.13
FAVORITE
0
TOTAL DOWNLOAD COUNT
647
0
FAVORITE
647
TOTAL DOWNLOAD COUNT
EFFECTS OF GEOPOLITICAL RISKS ON FOREIGN EXCHANGE MARKETS: AN EMPIRICAL STUDY ON BRICS-T COUNTRIES WITH NONPARAMETRİC CAUSALITY-IN-QUANTILES TEST
Authors:
Oktay Özkan
Published: 2020 ,
The World of Accounting Science
DOI: 10.31460/mbdd.692021
FAVORITE
0
TOTAL DOWNLOAD COUNT
1133
0
FAVORITE
1133
TOTAL DOWNLOAD COUNT
WEAK FORM INFORMATIONAL EFFICIENCY OF ISLAMIC INDICES IN TURKEY
Authors:
Oktay Özkan
,
Recep Çakar
Published: 2020 ,
Hacettepe University Journal of Economics and Administrative Sciences
DOI: 10.17065/huniibf.700420
FAVORITE
0
TOTAL DOWNLOAD COUNT
704
0
FAVORITE
704
TOTAL DOWNLOAD COUNT
The Time-Varying Impact of Covid-19 on Stock Returns: Evidence on Developed Countries from a Bootstrap Rolling Window Causality Method
Authors:
Türker Şimşek
,
Oktay Özkan
Published: 2020 ,
Journal of Research in Economics Politics and Finance
DOI: 10.30784/epfad.781992
FAVORITE
0
TOTAL DOWNLOAD COUNT
811
0
FAVORITE
811
TOTAL DOWNLOAD COUNT
Volatility Jump: The Effect of COVID-19 on Turkey Stock Market
Authors:
Oktay Özkan
Published: 2020 ,
Gaziantep University Journal of Social Sciences
DOI: 10.21547/jss.766890
FAVORITE
0
TOTAL DOWNLOAD COUNT
1433
0
FAVORITE
1433
TOTAL DOWNLOAD COUNT
An Empirical Study on Turkey Foreign Exchange Market in the Context of Weak Form Market Efficiency
Authors:
Oktay Özkan
Published: 2020 ,
Journal of Research in Economics Politics and Finance
DOI: 10.30784/epfad.689506
FAVORITE
0
TOTAL DOWNLOAD COUNT
870
0
FAVORITE
870
TOTAL DOWNLOAD COUNT
FINANCIAL PERFORMANCE MEASUREMENT OF MANUFACTURING COMPANIES OPERATING ACCORDING TO ISLAMIC RULES IN TURKEY
Authors:
Recep Çakar
,
Oktay Özkan
Published: 2020 ,
İstanbul Ticaret Üniversitesi Sosyal Bilimler Dergisi
DOI: -
FAVORITE
0
TOTAL DOWNLOAD COUNT
995
0
FAVORITE
995
TOTAL DOWNLOAD COUNT
Comparison of Mean-Variance and Single Index Optimization Methods in Developed and Developing Stock Exchanges
Authors:
Oktay Özkan
,
Recep Çakar
Published: 2020 ,
Çankırı Karatekin Üniversitesi İktisadi ve İdari Bilimler Fakültesi Dergisi
DOI: 10.18074/ckuiibfd.441098
FAVORITE
0
TOTAL DOWNLOAD COUNT
1038
0
FAVORITE
1038
TOTAL DOWNLOAD COUNT
Weak-Form Market Efficiency Comparison of Stock Markets on Global Scale: An Empirical Study on G-20 Members
Authors:
Oktay Özkan
Published: 2020 ,
Manisa Celal Bayar Üniversitesi Sosyal Bilimler Dergisi
DOI: 10.18026/cbayarsos.695125
FAVORITE
0
TOTAL DOWNLOAD COUNT
720
0
FAVORITE
720
TOTAL DOWNLOAD COUNT
THE APPLICABILITY OF MANDATORY ROTATION ON THE BASIS OF INDEPENDENT AUDIT FOR PROFESSIONAL ACCOUNTANTS
Authors:
Fatih Coşkun Ertaş
,
İbrahim Çidem
,
Oktay Özkan
Published: 2019 ,
The World of Accounting Science
DOI: 10.31460/mbdd.410055
FAVORITE
0
TOTAL DOWNLOAD COUNT
1041
0
FAVORITE
1041
TOTAL DOWNLOAD COUNT
Estimation Of Asymmetric Volatility: Crypto Money Application
Authors:
Eyyüp Ensari Şahin
,
Oktay Özkan
Published: 2018 ,
Bilecik Şeyh Edebali University Journal of Social Science
DOI: 10.33905/bseusbed.450018
FAVORITE
0
TOTAL DOWNLOAD COUNT
2389
0
FAVORITE
2389
TOTAL DOWNLOAD COUNT
KREDİ TEMERRÜT TAKASI, DÖVİZ KURU VE BİST100 ENDEKSİ İLİŞKİSİ
Authors:
Eyyüp Ensari Şahin
,
Oktay Özkan
Published: 2018 ,
Hitit Üniversitesi Sosyal Bilimler Enstitüsü Dergisi
DOI: 10.17218/hititsosbil.450178
FAVORITE
1
TOTAL DOWNLOAD COUNT
2115
1
FAVORITE
2115
TOTAL DOWNLOAD COUNT
Articles published in
Afyon Kocatepe University Journal of Economics and Administrative Sciences
Akademik Hassasiyetler
Bilecik Şeyh Edebali University Journal of Social Science
Çankırı Karatekin Üniversitesi İktisadi ve İdari Bilimler Fakültesi Dergisi
Gaziantep University Journal of Social Sciences
Hacettepe University Journal of Economics and Administrative Sciences
Hitit Üniversitesi Sosyal Bilimler Enstitüsü Dergisi
İstanbul Ticaret Üniversitesi Sosyal Bilimler Dergisi
International Journal of Management Economics and Business
Journal of Research in Economics Politics and Finance
Journal of Social Sciences of Mus Alparslan University
Kırklareli University Journal of the Faculty of Economics and Administrative Sciences
Manisa Celal Bayar Üniversitesi Sosyal Bilimler Dergisi
Optimum Journal of Economics and Management Sciences
Sosyoekonomi
The World of Accounting Science
Editorial Board Memberships
Kafkas University Journal of Economics and Administrative Sciences Faculty
Reviews
Academic Review of Economics and Administrative Sciences
Alanya Academic Review
Chaos Theory and Applications
Doğuş Üniversitesi Dergisi
Dokuz Eylül Üniversitesi İşletme Fakültesi Dergisi
Erciyes University Journal of Faculty of Economics and Administrative Sciences
Gümüşhane University Journal of Social Sciences Institute
Hitit Journal of Social Sciences
Hitit Theology Journal
International Journal of Energy Studies
Istanbul Journal of Economics
Journal of Economics and Administrative Sciences
Journal of Economics Business and Political Researches
Journal of Institute of Social Sciences
Journal of Management and Economics
Journal of Management and Economics Research
Journal of Mehmet Akif Ersoy University Economics and Administrative Sciences Faculty
Journal of Research in Economics Politics and Finance
Kastamonu Üniversitesi İktisadi ve İdari Bilimler Fakültesi Dergisi
Malatya Turgut Özal Üniversitesi İşletme ve Yönetim Bilimleri Dergisi
Ordu Üniversitesi Sosyal Bilimler Enstitüsü Sosyal Bilimler Araştırmaları Dergisi
Research of Financial Economic and Social Studies
Stratejik Yönetim Araştırmaları Dergisi
The Journal of Social Sciences Research
Trakya University E-Journal of the Faculty of Economics and Administrative Sciences
Publications
The Impact of Financial Development on Ecological Footprint in Turkey: Empirical Evidence from the Novel Dynamic ARDL Simulations Approach
Authors:
Oktay Özkan
,
Mustafa Necati Çoban
Published: 2022 ,
Journal of Social Sciences of Mus Alparslan University
DOI: 10.18506/anemon.1124658
CITED
2
FAVORITE
0
TOTAL DOWNLOAD COUNT
495
2
CITED
0
FAVORITE
495
TOTAL DOWNLOAD COUNT
POLLUTION HALO HYPOTHESIS AND ECONOMIC GROWTH, ECONOMIC GLOBALIZATION, AND ECOLOGICAL FOOTPRINT NEXUS IN TURKEY: EVIDENCE FROM KRLS
Authors:
Oktay Özkan
,
Mustafa Necati Çoban
Published: 2022 ,
International Journal of Management Economics and Business
DOI: 10.17130/ijmeb.1143139
CITED
1
FAVORITE
0
TOTAL DOWNLOAD COUNT
1070
1
CITED
0
FAVORITE
1070
TOTAL DOWNLOAD COUNT
Energy Consumption, Trade Openness, CO2 Emissions, and the Pollution Haven Hypothesis in Turkey: Evidence from Novel Dynamic ARDL Simulations
Authors:
Mustafa Necati Çoban
,
Oktay Özkan
Published: 2022 ,
Kırklareli University Journal of the Faculty of Economics and Administrative Sciences
DOI: 10.53306/klujfeas.1147997
CITED
4
FAVORITE
0
TOTAL DOWNLOAD COUNT
957
4
CITED
0
FAVORITE
957
TOTAL DOWNLOAD COUNT
EFFECTS OF GEOPOLITICAL RISKS ON FOREIGN EXCHANGE MARKETS: AN EMPIRICAL STUDY ON BRICS-T COUNTRIES WITH NONPARAMETRİC CAUSALITY-IN-QUANTILES TEST
Authors:
Oktay Özkan
Published: 2020 ,
The World of Accounting Science
DOI: 10.31460/mbdd.692021
CITED
4
FAVORITE
0
TOTAL DOWNLOAD COUNT
1133
4
CITED
0
FAVORITE
1133
TOTAL DOWNLOAD COUNT
WEAK FORM INFORMATIONAL EFFICIENCY OF ISLAMIC INDICES IN TURKEY
Authors:
Oktay Özkan
,
Recep Çakar
Published: 2020 ,
Hacettepe University Journal of Economics and Administrative Sciences
DOI: 10.17065/huniibf.700420
CITED
1
FAVORITE
0
TOTAL DOWNLOAD COUNT
704
1
CITED
0
FAVORITE
704
TOTAL DOWNLOAD COUNT
Volatility Jump: The Effect of COVID-19 on Turkey Stock Market
Authors:
Oktay Özkan
Published: 2020 ,
Gaziantep University Journal of Social Sciences
DOI: 10.21547/jss.766890
CITED
9
FAVORITE
0
TOTAL DOWNLOAD COUNT
1433
9
CITED
0
FAVORITE
1433
TOTAL DOWNLOAD COUNT
An Empirical Study on Turkey Foreign Exchange Market in the Context of Weak Form Market Efficiency
Authors:
Oktay Özkan
Published: 2020 ,
Journal of Research in Economics Politics and Finance
DOI: 10.30784/epfad.689506
CITED
1
FAVORITE
0
TOTAL DOWNLOAD COUNT
870
1
CITED
0
FAVORITE
870
TOTAL DOWNLOAD COUNT
Weak-Form Market Efficiency Comparison of Stock Markets on Global Scale: An Empirical Study on G-20 Members
Authors:
Oktay Özkan
Published: 2020 ,
Manisa Celal Bayar Üniversitesi Sosyal Bilimler Dergisi
DOI: 10.18026/cbayarsos.695125
CITED
3
FAVORITE
0
TOTAL DOWNLOAD COUNT
720
3
CITED
0
FAVORITE
720
TOTAL DOWNLOAD COUNT
Estimation Of Asymmetric Volatility: Crypto Money Application
Authors:
Eyyüp Ensari Şahin
,
Oktay Özkan
Published: 2018 ,
Bilecik Şeyh Edebali University Journal of Social Science
DOI: 10.33905/bseusbed.450018
CITED
11
FAVORITE
0
TOTAL DOWNLOAD COUNT
2389
11
CITED
0
FAVORITE
2389
TOTAL DOWNLOAD COUNT
KREDİ TEMERRÜT TAKASI, DÖVİZ KURU VE BİST100 ENDEKSİ İLİŞKİSİ
Authors:
Eyyüp Ensari Şahin
,
Oktay Özkan
Published: 2018 ,
Hitit Üniversitesi Sosyal Bilimler Enstitüsü Dergisi
DOI: 10.17218/hititsosbil.450178
CITED
31
FAVORITE
1
TOTAL DOWNLOAD COUNT
2115
31
CITED
1
FAVORITE
2115
TOTAL DOWNLOAD COUNT
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