Skip to main content

Research Repository

Advanced Search

All Outputs (35)

Optimization Under Supplier Portfolio Risk Considering Breach of Contract and Market Risks. (2018)
Journal Article
Wei, Q., Sak, H., Seshadri, S., & Haksöz, Ç. (2018). Optimization Under Supplier Portfolio Risk Considering Breach of Contract and Market Risks. Risk and Decision Analysis, 7(3-4), 77-89. https://doi.org/10.3233/rda-180049

We consider a two-period sourcing and production problem. First, a firm (OEM) sources from multiple suppliers who have limited capacity and correlated disruption risk. After the supply is realized, the firm also has access to the spot market for the... Read More about Optimization Under Supplier Portfolio Risk Considering Breach of Contract and Market Risks..

Less can be more: How to make operations more flexible and robust with fewer resources (2018)
Journal Article
Haksöz, Ç., Katsikopoulos, K., & Gigerenzer, G. (2018). Less can be more: How to make operations more flexible and robust with fewer resources. Chaos: An Interdisciplinary Journal of Nonlinear Science, 28(6), https://doi.org/10.1063/1.5024259

We review empirical evidence from practice and general theoretical conditions, under which simple rules of thumb can help to make operations flexible and robust. An operation is flexible when it responds adaptively to adverse events such as natural d... Read More about Less can be more: How to make operations more flexible and robust with fewer resources.

Wind Turbine Accidents: A Data Mining Study (2017)
Journal Article
Asian, S., Ertek, G., Haksöz, Ç., Pakter, S., & Ulun, S. (2017). Wind Turbine Accidents: A Data Mining Study. IEEE Systems Journal, 11(3), 1567-1578. https://doi.org/10.1109/jsyst.2016.2565818

While the global production of wind energy is increasing, there exists a significant gap in the academic and practice literature regarding the analysis of wind turbine accidents. This paper presents the results obtained from the analysis of 240 wind... Read More about Wind Turbine Accidents: A Data Mining Study.

Days of Future Past: Implications of Mental Time Travel on Organizational Behavior. (2016)
Presentation / Conference Contribution
Manisaligil, A., & Haksöz, Ç. (2016, December). Days of Future Past: Implications of Mental Time Travel on Organizational Behavior

How can individuals in organizations effectively use their past experiences to adapt to the future? In this paper, we address this question through the concept of mental time travel, the human capacity to travel in subjective time and use past events... Read More about Days of Future Past: Implications of Mental Time Travel on Organizational Behavior..

İpek Yolunda Tedarik Zinciri Yönetimi: Strateji, Performans ve Risk. (2014)
Book
Haksöz, Ç., Seshadri, S., & Iyer, A. V. (Eds.). (2014). İpek Yolunda Tedarik Zinciri Yönetimi: Strateji, Performans ve Risk. Scala Yayıncılık, Istanbul, Turkey

3000 yıldan uzun bir süredir her türlü ürünün önemli ticaret yollarından biri olan İpek Yolu bir kez daha önem kazandı. İpek Yolunda Tedarik Zinciri Yönetimi: Strateji, Performans ve Risk aralarında Çin, Hong Kong, Hindistan, Pakistan, İran,Orta Asya... Read More about İpek Yolunda Tedarik Zinciri Yönetimi: Strateji, Performans ve Risk..

Risk Zekası: Düşer İsen Tez Doğrul [Risk Intelligence: Stand Up Fast When You Fall Down (2013)
Journal Article
Haksöz, Ç. (2013). Risk Zekası: Düşer İsen Tez Doğrul [Risk Intelligence: Stand Up Fast When You Fall Down

Gün geçtikçe dünyadaki farklı konu ve olaylardaki belirsizlik ve kırılganlıklar artmakta. Belirsizlik ve kırılganlığı artıran pekçok faktör sayılabilir. Bunlardan bazı kritik olanlarını hatırlarsak, hızla büyüyen pazarlar ve ülkelerin karşılıklı reka... Read More about Risk Zekası: Düşer İsen Tez Doğrul [Risk Intelligence: Stand Up Fast When You Fall Down.

Global Perspectives:Turkey (2012)
Book
Çakanyıldırım, M., & Haksöz, Ç. (2012). Global Perspectives:Turkey. Council of Supply Chain Management Professionals

Enerjisa: Managing Procurement Risks in Turkish Energy Industry (2012)
Book Chapter
Haksöz, Ç., & Arslan, Ö. (2012). Enerjisa: Managing Procurement Risks in Turkish Energy Industry. In O. Khan, & G. Zsidisin (Eds.), Handbook for Supply Chain Risk Management: Case Studies, Effective Practices, and Emerging Trends. J. Ross Publishers

Optimal Decision Rules for Product Recalls (2012)
Journal Article
Sezer, A. D., & Haksöz, Ç. (2012). Optimal Decision Rules for Product Recalls. Mathematics of Operations Research, 37(3), 399-418. https://doi.org/10.1287/moor.1120.0545

We consider a hypothetical company that is assumed to have just manufactured and sold a number of copies of a product. It is known that, with a small probability, the company has committed a manufacturing fault that will require a recall. The company... Read More about Optimal Decision Rules for Product Recalls.

Borusan Lojistik: Winning in the 3PL Market (2011)
Book Chapter
Kaya, M., & Haksöz, Ç. (2011). Borusan Lojistik: Winning in the 3PL Market. In Ç. Haksöz, S. Seshadri, & A. Iyer (Eds.), Managing Supply Chains on The Silk Road: Strategy, Performance And Risk. Taylor and Francis/CRC Press

Integrated Production and Risk Hedging with Financial Instruments (2011)
Book Chapter
Haksöz, Ç., & Seshadri, S. (2011). Integrated Production and Risk Hedging with Financial Instruments. In P. Kouvelis, O. Boyabatli, L. Dong, & R. Li (Eds.), Handbook of Integrated Risk Management in Global Supply Chains. John Wiley and Sons

This chapter reviews the existing literature on integrated production and risk hedging using financial instruments such as forwards/futures and options for a risk averse firm in single and multiperiod settings. It illustrates the value of hedging joi... Read More about Integrated Production and Risk Hedging with Financial Instruments.

Economic Lot Scheduling with Resources in Parallel (2011)
Journal Article
Haksöz, Ç., & Pinedo, M. (2011). Economic Lot Scheduling with Resources in Parallel. International Journal of Production Research, 49(9), 2625-2641. https://doi.org/10.1080/00207543.2010.532931

In this article we consider the economic lot scheduling problem with m machines (or facilities) in parallel. There are n different types of items. Item j has a demand D j per unit time, a holding cost h j per unit time, and a setup cost K j . The mac... Read More about Economic Lot Scheduling with Resources in Parallel.

Silk Road Supply Chains: A Historical Perspective (2011)
Book Chapter
Haksöz, Ç., & Uşar, D. D. (2011). Silk Road Supply Chains: A Historical Perspective. In Ç. Haksöz, S. Seshadri, & A. Iyer (Eds.), Managing Supply Chains on The Silk Road: Strategy, Performance And Risk. Taylor and Francis/CRC Press

Managing Supply Chains on the Silk Road: Strategy, Performance, and Risk (2011)
Book
Haksöz, Ç., Seshadri, S., & Iyer, A. V. (Eds.). (2011). Managing Supply Chains on the Silk Road: Strategy, Performance, and Risk. Taylor and Francis, CRC Press

Historically important trade routes for goods of all kinds for more than 3000 years, the Silk Road has once again come to prominence. Managing Supply Chains on the Silk Road: Strategy, Performance, and Risk present emerging supply chain practices fro... Read More about Managing Supply Chains on the Silk Road: Strategy, Performance, and Risk.

A Copula-Based Simulation Model for Supply Portfolio Risk (2011)
Journal Article
Sak, H., & Haksöz, Ç. (2011). A Copula-Based Simulation Model for Supply Portfolio Risk. Journal of Operational Risk, 6(3), 15-38. https://doi.org/10.21314/jop.2011.093

We introduce a copula-based simulation model for supply portfolio risk in the presence of dependent breaches of contracts. We demonstrate our method for a supply chain contract portfolio of commodity metals traded at the London Metal Exchange (LME).... Read More about A Copula-Based Simulation Model for Supply Portfolio Risk.

Modeling Breach of Contract Risk through Bundled Options (2010)
Journal Article
Haksöz, Ç., & Şimşek, K. (2010). Modeling Breach of Contract Risk through Bundled Options. Journal of Operational Risk, 5(3), 3-20

In this paper, in order to model breach of contract risk, we design and value a bundled option that is composed of contract abandonment and price renegotiation. We numerically show that the bundled option is more valuable for the contract than either... Read More about Modeling Breach of Contract Risk through Bundled Options.

Supply Portfolio Risk (2009)
Journal Article
Haksöz, Ç., & Kadam, A. (2009). Supply Portfolio Risk. Journal of Operational Risk, 4(1), Article 59-77

In a single period framework, we develop a supply portfolio risk assessment tool for raw material procurement in the presence of supply risk (due to contract breaches), demand risk and the spot price risk. Contract breaches are operational risk event... Read More about Supply Portfolio Risk.