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Here's the Greenium eclipsed by market-wide illiquidity in the municipal bond market Ayaydın Hacıömeroğlu, Hande; Danışoğlu, Seza; Güner, Zehra Nuray; Sahin, Baki Cem (2026-01-01) This study examines whether a greenium exists in the municipal bond market. Estimations show that after controlling for bond, market, and issuer characteristics, green bonds are issued with a yield advantage between 15 and...
A Study on the Efficiency and Performance of Research and Candidate Research Universities in Türkiye Önen, Mutlu; Karakaya, Gülşah (2025-12-01) Analyzing the efficiency of research and candidate research universities in Türkiye plays a crucial role in shaping higher education policies and strategically allocating resources to universities. How efficiently universi...
CST4ALL - Support to the Activities of the Concentrated Solar Thermal Technology Area of the SET Plan Erden Topal, Yelda; Eryılmaz, Hande; Baker, Derek Keıth; Genikomsakis, Konstantinos; Heller, Peter; Benitez, Daniel; Blanco Galvez, Julian; Sanchez, Ricardo; Turchetti , Luca; De Iuliis , Simona; Günay, Alperen (2025-09-01) The Concentrated Solar Thermal Technologies (CST) sector has struggled with high-costs associated with Concentrated Solar Power (CSP) plants in Europe over the past decade. Moreover, CSP has largely been viewed only as ...
Tech firms and the renewable energy sector: Exploring the moderating effects of institutional ownership on financial connectedness Sirin, Selahattin Murat; Yılmaz, Berna Nisa (2025-08-01) Tech firms can play a major role in advancing sustainability practices, particularly through their synergy with the renewable energy sector. However, the existing literature often overlooks firm-level dynamics and uses agg...
Advancing concentrated solar thermal technologies in Turkiye: a stakeholder and research network analysis Erden Topal, Yelda; Erdil, Erkan; Aydınoğlu, Arsev Umur (2025-08-01) The Renewable Energy Sector is dynamic and rapidly growing in Turkiye. However, this experience is unique to emerging renewable energy technologies, and concentrated solar thermal (CST) technologies, which have cross-cutt...
Ulaşım sektörünün sürdürülebilir dönüşümünde kritik malzemelerin rolü: Elektrikli araç bataryalarındaki kritik minerallerin durum değerlendirmesi Gündüz, Ilgın Irem; Erden Topal, Yelda; Erdil, Erkan (2025-06-01) Türkiye’nin Ulusal Katkı Beyanında yer alan karbonsuzlaştırma hedeflerine ulaşması, ulaşım sektöründe temiz teknolojilerin yaygınlaşmasını gerektirmektedir. Elektrikli araçlar bu dönüşümde merkezi bir rol oynarken, batarya...
Financial development, international financial integration, and income inequality: An emerging markets perspective Yıldırım, Zal; Şendeniz Yüncü, İlkay (2025-05-01) This study examines the effect of financial development and financial integration on income inequality in 31 emerging and developing countries over the period 2000–2019. The empirical analysis in this study employs the Gen...
Leveraging Ensemble and Hybrid Forecasting Tools to Increase Accuracy: Turkey COVID-19 Case Study Evkaya, O. Ozan; KURNAZ, Fatma Sevinç; Özdemir, Özlem; YİĞİT, Pakize (2025-02-01) In order to cope with spread of global disease such as coronavirus (COVID-19), it is important to achieve a more accurate and efficient predictive model by leveraging the various methods for capturing both linear and non-l...
An improved algorithm exploiting the characteristics of a distance-based preference function to converge to preferred solutions Karakaya, Gülşah; Köksalan, M. (2025-01-01) We address the problem of choosing the most preferred of a set of alternatives that are defined by multiple criteria. We assume that the decision maker's preferences can be represented by a general class of weighted distan...
Modeling a humanitarian-aid covering tour problem with location selection and vehicle assignment decisions Kılıç, Kaan; Meterelliyoz, Melike; Güvenç, İlay; SOYSAL, MEHMET (2025-01-01) In post-disaster situations, time-critical decision-making is essential. Due to high demand and limited resources, visiting all affected locations is often infeasible. This study presents a novel variant of the covering to...
Discrete time/cost trade-off project scheduling problem with tardiness bounds - an application to the Ministry of Health in Turkey Akbudak, Özlem; Karakaya, Gülşah; Azizoğlu, Meral (2025-01-01) We consider a discrete time/cost trade-off problem with due dates and an upper bound on the total tardiness. Our motivation stems from information technology projects held in the Ministry of Health in Turkey. Our primary o...
Ahmet Hamdi Tanpınar–a man of melancholy Wasti Pamuksuz, Syeda Nazlı (2025-01-01) The name and fame of Ahmed Hamdi Tanpınar, regarded as one of the most important Turkish poets and novelists of the twentieth century, have now spread far and wide, with the result that some of his works have been translat...
Hüseyin Cahit Yalçın–an introduction to his life and works Wasti Pamuksuz, Syeda Nazlı (2025-01-01) Hüseyin Cahit Yalçın (1875 − 1957) was a prominent and prolific writer who, in 1908, was also the first journalist elected to the Ottoman Chamber of Deputies. He was a member of the Committee of Union and Progress (CUP) wh...
Energy transition and non-energy firms’ financial performance: Do markets value capability-based energy transition strategies? Sirin, Selahattin Murat; Yılmaz, Berna Nisa (2024-08-01) Energy transition has become a major challenge that will shape the global agenda in the coming decades. In addition to governments and major energy firms, non-energy firms also play a significant role in the energy transit...
Effects of situational and structural factors on co-creation in retail stores Tarı Kasnakoğlu, Berna; Kalender, Yunus; Doğan, Volkan (ODTÜ İktisadi ve İdari Bilimler Fakültesi, 2024-6) This paper focuses on the dialogical components of a service relationship and their effects on co-creation. We attempt to investigate the effects of one situational variable (partner’s perceptions of the other partner’s re...
Editorial for “Recent advances and applications of multi-objective optimization” Karakaya, Gülşah; Lokman, Banu (2024-01-01)
Mutual Fund Herding in Industries: The Turkish Case Tekel, Onur; Şendeniz Yüncü, İlkay (2024-01-01) This study investigates the industry herding of mutual funds traded in Turkey and the effects of industry herding on industry valuations. Using a sample of monthly portfolio holdings of 37 equity-intensive mutual funds tra...
A Novel Methodology for the Asymmetric Synthesis of 2,3,5-Trisubstituted Piperazine Derivatives Beksultanova, Nurzhan; Özdemir, Özlem; Çaklr, Sldlka Polat; AYGÜN, MUHİTTİN; Doğan, Özdemir (2024-01-01) Piperazines constitute an important structural feature of many pharmaceuticals. For the discovery of new drugs, the ability to modify the lead compound s structure is crucial. Herein, we provide an efficient method for the...
Reimagining Food Security Through Sustainable Agriculture and Reduced Food Waste Özokcu, Selin (2023-07-01) In recent years, the concept of food security has come to be associated with sustainability. In this context, it is pertinent to focus on goals 2 and 12 of the Sustainable Development Goals (SDGs), which specific...
Finding preferred solutions under weighted Tchebycheff preference functions for multi-objective integer programs Karakaya, Gülşah; Köksalan, M. (2023-07-01) Many interactive approaches in multi-objective optimization assume the existence of an underlying preference function that represents the preferences of a decision maker (DM). In this paper, we develop the theory and an ex...

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