Erişime Açık

Forecasting realized volatility of BIST indices with har-type models

Köksal, Emre Ahmet

In this paper, realized volatility of a selection of BIST Indices are forecasted with Heterogeneous Autoregressive Model (HAR) and its variations. For this purpose, ticks between 2001 and 2021 are used to generate 5-minute returns, which formed the basis for calculations of realized volatility and other realized measures. In the study, rolling windows are utilized for forecasting the volatility of one day ahead. These predictions are then compared to the actual realized volatilities. The study provides a thorough comparison of HAR-type models, and emphasizes the importance of underlying time s ...Daha fazlası

Preprint 2023 Yeditepe University Academic and Open Access Information System 47 Görüntülenme

Erişime Açık

The role of workplace fear of missing out and perceived supervisor support on the relationship between work-related basic need satisfaction and Job burnout

Karamık, Cihan

Job burnout profoundly impacts both employee well-being and organizational effectiveness. This study explores the dynamic interplay among job-related basic need satisfaction, job burnout, Fear of Missing Out (FoMO), and Perceived Supervisor Support. Drawing from self-determination theory and social support literature, it posits that job related basic need fulfillment inversely correlates with job burnout, with FoMO and Perceived Supervisor Support mediating this relationship. 391 employees across diverse industries participated in this cross-sectional study, completing assessments on job-relat ...Daha fazlası

Preprint 2024 Yeditepe University Academic and Open Access Information System 40 Görüntülenme

Erişime Açık

The investment strategies of art funds

Angün, Pelin

This thesis study examines the conditions that laid the groundwork for art funds in particular, their formation and development processes, and subsequently analyses the properties of art funds as a type of investment fund, and their structure and diversity, ultimately closely examining their investment strategies in detail through examples. Although artworks have been known to be valuable for centuries, the classification and acceptance of artworks as an asset class is a newer phenomenon that occurred in the last century. The operating mechanisms unique to the art markets evolved within the li ...Daha fazlası

Preprint 2023 Yeditepe University Academic and Open Access Information System 86 Görüntülenme

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Attribution bias in the context of intergroug relations: The case of natives and immigrants

Akdoğdu, Deniz Beste

Ultimate attribution error (UAE) is the tendency to attribute negative outgroup behavior to disposition factor and negative ingroup behavior to external circumstances. This study investigates the UAE committed by Turkish individuals in the context of intergroup relations between Syrian immigrants and Turkish citizens in. The purpose of this study is to investigate the impact of the other's out-group status and perceptual salience on the UAE. We intended to investigate these effects using a Virtual Reality configuration with virtual agents of a Turkish national and a Syrian immigrant. We hypoth ...Daha fazlası

Preprint 2024 Yeditepe University Academic and Open Access Information System 49 Görüntülenme

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The impact of logistics activities on customer satisfaction from an e-commerce perspective

Sezgin, İrem Kumsal

In the digital era, the e-commerce industry is developing unexpectedly and has emerge as an integral phase of people's lives. It is now impossible to stay except e-commerce, as it gives comfort and will become embedded in our day by day routines.In the online shopping market, numerous components contribute to satisfying online shoppers, with logistics services playing a significant role in this regard. The purpose of this study is to demonstrate the impact of logistics activities from an e-commerce perspective on customer and satisfaction,and to uncover the relationship between them. A survey ...Daha fazlası

Preprint 2023 Yeditepe University Academic and Open Access Information System 43 Görüntülenme

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Administrative organization of African states and oil policy: Angola and Nigeria compared

Durmuş, Ayşegül Ezgi

Angola and Nigeria are front running countries in terms of natural wealth among other countries in Sub-Saharan Africa. Angola lived under Portuguese rule before gaining independence. Nigeria, on the other hand, was under British colonization. Both still carry part of cultures they had acquired during the colonial period. At present, oil resources are the key element for their economic persistence and they have a notable position in the global oil market. Due to their colonial background, post-colonial experience and challenges that they have faced along with administrative and economic structu ...Daha fazlası

Preprint 2023 Yeditepe University Academic and Open Access Information System 64 Görüntülenme

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Transgenerational Trauma and Fetishism in Alice Walker’s “Everyday Use” and Toni Morrison’s The Bluest Eye

Elibal, Sena Gökçe

This thesis sets out to analyze transgenerational trauma in the African American context and fetishistic attachments developed as a coping mechanism to control and overcome transgenerational traumas. It is a fact that the history of people of African origin in the United States is marked by a centuries-long suffering from slavery, violent oppression, discrimination, and racism, which meant that generations after generations were born into this inhumane system in which they have been heavily traumatized. The gravity and the longitude of the situation created a cycle of trauma where current gene ...Daha fazlası

Preprint 2023 Yeditepe University Academic and Open Access Information System 56 Görüntülenme

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Framing of the Annan Plan in print media: A comparative analysis

Kurbanzade, Volga

This dissertation presents a comparative analysis of headline articles, op-eds, and cartoons on the Annan Plan that appeared in Turkish Cypriot, Greek Cypriot, Turkish and Greek newspapers in the month preceding the twin referenda held on 24 April 2002. The dissertation provides a content analysis of 12 newspapers central to the issue: Afrika, Kıbrıs, Vatan, Charavgi, Fileleftheros, Cumhuriyet, Milliyet, Yeni Şafak, Rizospastis, Ta Nea and Kathimerini. The research primarily investigates the patterns of similarity and difference in the use of “win-win”, “win-lose”, “lose-lose”, “there is no al ...Daha fazlası

Preprint 2023 Yeditepe University Academic and Open Access Information System 114 Görüntülenme

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Time symbol and concept of time in painting from the XX century to the present

Müsevitoğlu, Tetiana

This dissertation examines the symbol and concept of time in art from the 20th century to the present. In addition, it investigates and evaluates the relationship between art and symbol in the context of ideational and plastic arts. Furthermore, this dissertation investigates the relationship of the array of artworks between new aspects of artistic creativity and symbolism and perception, a modern way of creating new time symbols and their transfer to the audience. Finally, this study investigates the external effects of the diversity of trends in Western art on artists and artist groups such ...Daha fazlası

Preprint 2023 Yeditepe University Academic and Open Access Information System 65 Görüntülenme

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The images of women in fairy tales: An analysis of the djinn in the Nightingale’s eye by A.S. Byatt and the bloody chamber by Angela Carter

Ergin, Cansu

This dissertation examines A.S. Byatt's The Djinn in the Nightingale's Eye and Angela Carter's The Bloody Chamber and the discussion on the contemporary issues of women, a portrayal of gender in the media, and the political position of women. The study also examines the ways in which Byatt and Carter redefined prevailing traditional notions of femininity in their selected stories. In a male-dominated environment, females are presented as emotional, weak, followers, and submissive to males whereas males are presented as bold, strong, and rational beings. Reading both collections offers an inter ...Daha fazlası

Preprint 2023 Yeditepe University Academic and Open Access Information System 68 Görüntülenme

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Looming cognitive style as a predictor of social anxiety

Akbay, Ayşenaz

Looming Cognitive Style (LCS) has been proposed as a cognitive vulnerability factor specific to anxiety. This study aims to investigate the predictive role of LCS on trait and state social anxiety. With this purpose, for social anxiety manipulation, 30 participants were asked to make a short presentation about themselves. This relationship of concern was aimed to be investigated by assessing LCS and social anxiety assessments taken prior to the presentation. In this regard, the Demographic Information Form, Liebowitz Social Anxiety Questionnaire, Looming Maladaptive Style Questionnaire-Revised ...Daha fazlası

Preprint 2023 Yeditepe University Academic and Open Access Information System 65 Görüntülenme

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Comparison and future of mobile gaming platform with other platforms along with people’s gaming habits and predispositions

Tınç, Sertaç

Today, smartphones have become a necessity for everyone. It is used by people of all ages, regardless of whether they are children or the elderly. Therefore, it is more accessible than other gaming platforms. Mobile games have become a platform where people can spend time comfortably while having fun in daily life, and it has also become one of the most popular game platforms of our time This article consists of information about comparison of mobile game platform with other platforms and opinions about its future profile, as well as opinions formed by analyzing and evaluating data with quanti ...Daha fazlası

Preprint 2023 Yeditepe University Academic and Open Access Information System 55 Görüntülenme

Detaylı Arama

Filtreler

Koleksiyon [1]

İlgili Araştırmacılar [20]

Ambargo Durumu [1]

Tam Metin [1]

Eser Adı [20]

Yazar [Asıl] [20]

Yayın Tarihi [4]

Yazar Departmanı [20]

Yazar [KatkıdaBulunan] [20]

Yazar [KatkıdaBulunan] Kurum [20]

Esere Katkı Sağlayan [1]

Konu Başlıkları [Genel] [20]

Yayın Türü [Ortam] [1]

Dil [1]

Yayıncı [1]

Erişim Hakkı [1]

Yayın Turu [Akademik] [1]

Köksal, Emre Ahmet

Karamık, Cihan

Angün, Pelin

Akdoğdu, Deniz Beste

Sezgin, İrem Kumsal

Durmuş, Ayşegül Ezgi

Elibal, Sena Gökçe

Kurbanzade, Volga

Müsevitoğlu, Tetiana

Ergin, Cansu

Akbay, Ayşenaz

Tınç, Sertaç