Sustainable supplier selection during micro crises in the manufacturing indutry: An application for the automotive spare parts indutry

ÇİZMECİOĞLU, Sinan | ÇALIK, Ahmet

Allied closed-loop supply chain network optimization with interactive fuzzy programming approach

ÇALIK, Ahmet | PEHLİVAN, Nimet Yapıcı | PAKSOY, Turan | KARAOĞLAN, İsmail

The concept of closed-loop supply chain (CLSC) has started to attract growing attention due to the consumer pressures, environmental awareness, and legislations. Managers in many companies have realized that a well-designed supply chain (SC) can improve the companies’ performance in the market. Thus, a lot of companies start to focus on CLSC issues including remanufacturing, refurbishing, recycling, and disposal of end-of-life products. The body of literature on CLSC management has been overwhelmingly dominated by noncooperative studies. In order to fill up this gap in the literature, we deal ...Daha fazlası

An integrated AHP-TOPSIS framework for foreign direct investment in Turkey

ÇALIK, Ahmet | ÇİZMECİOĞLU, Sinan | AKPINAR, Ayhan

Foreign direct investment (FDI) is seen as an essential part of development due to the contribution of the host country. Profits of FDI such as technology transfers, spillover benefits, and increasing competition have encouraged both of domestic firms and policymakers to attracting FDI. In the course of making investment decisions, foreign investors prefer countries that follow stable economic policies, achieve a certain level of development of financial structure, and have legal regulations that favour foreign capital. Turkey, one of the emerging market economies, met the challenges including ...Daha fazlası

Comparison of decision-making approaches to prioritization of clean air action plans for sustainable development

ÇALIK, Ahmet

Background: Clean air action plans have been prepared and are still being implemented in Turkey to control and prevent air pollution, and improve the air quality. The plans reveal a picture of the current situation and available inventory information. However, in order to implement the identified plans in real life, they need to be prioritized. This study aimed to identify and prioritize clean air action plans for Turkey using a framework of both fuzzy and crisp evaluations. Methods: In this study, priorities of the plans were identified and analyzed with a decision-making model. A three-step ...Daha fazlası

Comparison of methods in FAHP with application in supplier selection

YAPICI PEHLİVAN, Nimet | PAKSOY, Turan | ÇALIK, Ahmet

Green supply chain management (GSCM) is described as the combination of environmental thinking and supply chain management (SCM) encompassing product design, material sourcing and selection, manufacturing processes, delivery of the nal product to the consumer, and endof-life management of the product (Srivastava, 2007; Tseng and Chiu, 2013). Environmental sustainability of a supply chain depends on the purchasing strategy of the supply chain members. Most of the supply chain models focus on cost, quality, lead time, carbon emission, etc., issues for supplier selection. Shaw et al. (2012) prese ...Daha fazlası

How Do Tablets Compel to Change The Toy Industry: A Research From Consumer Behaviour Perspective

AKPINAR, Ayhan | ÇİZMECİOĞLU, Sinan | ÇALIK, Ahmet

Research and Development Approaches and İmplementation Issues in Agricultural Machinery Sector; Konya Case

ERYÜRÜK, Şule | NESİMİOĞLU, Barış Samim | YILDIZ, Hüseyin Bekir | ALTUN, Hüseyin Oktay | YUMUŞAK, Semih | AÇIKGÖZ, Hulusi | BAĞRIYANIK, Ozan İbrahim Ethem | ÇALIK, Ahmet

In Turkey, agricultural manufacturing plays a big role in industry as a sector and can produce almost all categories of agricultural equipment. When considered agricultural machinery sector, it is ranked as the 5th biggest machinery sector in Turkey, covering 7% of the total exports and in domestic market, agricultural machinery sector is ranked as 4th sector. From a regional point of view, it can be stated that İstanbul, Ankara, İzmir, Konya, AydIn, Manisa and BalIkesir regions are prominent in the sector in terms of both manufacturing volume and number of employments. However, when it comes ...Daha fazlası

Yüklenici Değerlendirme Sürecinde Aralıklı Tip-2 Bulanık Topsis Yöntemi Uygulaması: Küçük ve Orta Ölçekli İşletmelerde (Kobi'ler) Bir Örnek Olay Çalışması

ÇALIK, Ahmet

Bu çalışma, Küçük ve Orta Ölçekli İşletme (KOBİ)lerde en uygun yüklenicileri seçmede yardımcı olacak Çok Kriterli Karar Verme (ÇKKV) çerçevesi geliştirmeyi amaçlamaktadır. Önerilen çerçeve, TOPSIS yöntemi ve bulanık mantık teorisinin bir kombinasyonunu kullanmaktadır ve üç aşamadan oluşmaktadır. İlk olarak, değerlendirme kriterlerini belirlemek ve sonuçlandırmak için yüklenici seçimi ve teklif değerlendirmesi hakkında ayrıntılı bir literatür taraması derlenmiştir. Ardından belirsizliklerin üstesinden gelmek için aralık tip-2 bulanık kümeler ve dilsel değişkenler kullanılmış ve değerlendirme kr ...Daha fazlası