Search Results - "Önder, A."

A Nodewise Regression Approach to Estimating Large Portfolios by Callot, Laurent, Caner, Mehmet, Önder, A. Özlem, Ulaşan, Esra

“…This article investigates the large sample properties of the variance, weights, and risk of high-dimensional portfolios where the inverse of the covariance…”
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Time-varying herding spillover for emerging countries: evidence from BRIC countries and Turkey by Yasir, Muhammad, Önder, A. Özlem

“…PurposeThis study aims to investigate herding spillover in BRIC (Brazil, Russia, India and China) countries and Turkey under different regimes by using a…”
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Large portfolio optimisation approaches by Ulasan, Esra, Önder, A. Özlem

“…This paper makes an empirical comparison of prominent methods in portfolio optimisation, such as nodewise regression, the sample covariance matrix, observable…”
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Spatial effects of renewable and fossil energy consumption on the ecological footprint for the EU Countries by Bucak, Çağla, Önder, A. Özlem, Çatık, Abdurrahman Nazif

“…This study examines the spillover of pollution among the 26 European Union (EU) countries from 1995 to 2020. In order to quantify pollution spillovers among…”
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The Changing Behavior of the European Credit Default Swap Spreads During the Covid-19 Pandemic: A Bayesian Network Analysis by Cinicioglu, Esma Nur, Huyugüzel Kışla, Gül, Önder, A. Özlem, Muradoğlu, Y. Gülnur

“…The level of financial risk spread out to the world during the COVID-19 pandemic has shown that none of the countries are immune to financial uncertainty and…”
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Determinants of financial stress in emerging market economies: Are spatial effects important? by Yurteri Kösedağlı, Begüm, Önder, A. Özlem

“…This study aims to analyse the determinants of financial stress and to show the impact of the spatial linkages between 13 emerging economies during 1996–2016…”
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The Time-Varying Impact of External Shocks on the Consumer Price Components: Evidence from an Emerging Market by Çatik, Abdurrahman Nazif, Karaçuka, Mehmet, Önder, A. Özlem

“…This article aims to assess the extent of oil price and exchange rate pass-through into disaggregated consumer prices in Turkey in a time-varying framework…”
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Spillovers from one country’s sovereign debt to CDS (credit default swap) spreads of others during the European crisis: a spatial approach by Huyugüzel Kışla, Gül, Muradoğlu, Y. Gülnur, Önder, A. Özlem

“…This paper examines the interactions among CDS spreads across 13 European countries using spatial econometrics techniques. Our model allows for the estimation…”
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Spatial analysis of sovereign risks: The case of emerging markets by Huyugüzel Kışla, Gül, Özlem Önder, A.

“…•Spatial model displays the spatial dependency among the emerging markets.•Quarterly data from fourth quarter of 2004 to fourth quarter of 2015 are…”
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An asymmetric analysis of the relationship between oil prices and output: The case of Turkey by Çatık, A. Nazif, Önder, A. Özlem

“…In this paper we analyze the asymmetric impact of oil price changes on the economic activity in Turkey. In contrast to previous studies on Turkey, the…”
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The Size Distribution of Cities and Determinants of City Growth in Turkey by Deliktas, Ertugrul, Önder, A. Özlem, Karadag, Metin

“…The aim of this study is two-fold. Firstly, this study examines the size distribution of cities by using Zipf's law. The second objective of this study is to…”
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The stability of the Turkish Phillips curve and alternative regime shifting models by Onder, A Ozlem

“…This article, presents empirical evidence supporting instability of the Phillips curve in Turkey. We employ the multiple structural break models and the…”
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Multi-Objective Evolutionary Algorithm Based on Decomposition for Energy Efficient Coverage in Wireless Sensor Networks by Özdemir, Suat, Attea, Bara’a A., Khalil, Önder A.

“…Wireless sensor networks (WSNs) have become a hot area of research in recent years due to the realization of their ability in myriad applications including…”
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The Impact of Public Capital Stock on Regional Convergence in Turkey by Önder, A Özlem, Deliktas, Ertugrul, Karadag, Metin

“…The effect of public capital on regional output and private sector productivity has been the subject of considerable research in the field of regional…”
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Inflationary Effects of Oil Prices in Turkey: A Regime-Switching Approach by Çatik, A. Nazif, Önder, A. Özlem

“…This paper investigates the existence of oil pass-through to inflation for Turkey covering the period February 1996-May 2007. Oil price-augmented Phillips…”
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Multi-objective clustered-based routing with coverage control in wireless sensor networks by Özdemir, Suat, Attea, Bara’a A., Khalil, Önder A.

“…A wireless sensor network (WSN) generally consists of a large number of inexpensive power constrained sensors that are small in size and communicate over short…”
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An Empirical Analysis of the Determinants of International Tourism Demand: The Case of Izmir by Önder, A. Özlem, Candemir, Aykan, Kumral, Neşe

“…Tourism has become an important sector in Turkey as a growing source of foreign exchange reserves and employment over the last two decades. After being one of…”
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The effects of pomegranate on bacterial translocation in rats with obstructive jaundice by Gümüs, M, Tekin, R, Firat, U, Onder, A, Kapan, M, Böyük, A, Aldemir, M, Kilinç, C

“…Obstructive jaundice may promote bacterial overgrowth and altered intestinal barrier function, with resultant increased bacterial translocation. This study…”
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The spillover effects of public capital on the Turkish private manufacturing industries in the geographical regions by Deliktas, Ertugrul, Önder, A. Özlem, Karadag, Metin

“…This paper investigates the spillover effects of public capital formation on the Turkish private manufacturing industry at the regional level over the period…”
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RASYONEL KURUMSALCILIK VE SOSYOLOJİK KURUMSALCILIK AÇISINDAN AVRUPALILAŞMA YAKLAŞIMI by Önder A. Afşar

“…ÖZAvrupa Birliği Soğuk Savaşın sona ermesinden sonra Orta ve Doğu Avrupa ülkelerini üyeliğe kabul ederek genişleme sürecine girdi. Bu süreçte Avrupa Birliği…”
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