Yazar "Tekin, Hasan" için listeleme
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The Ascent of Geopolitics: Scientometric Analysis and Ramifications of Geopolitical Risk
Polat, Ali Yavuz; Aysan, Ahmet Faru; Tekin, Hasan; Tunalı, Ahmet Semih (AYLOR & FRANCIS LTD, 2022)In recent years, geopolitical risk (GPR) has been a crucial factor in investment decisions and stock markets. Therefore, we explore the research on the GPR by employing bibliometric and scientometric analytical techniques. ... -
Assessing the impact of Covid-19 pandemic in Turkey with a novel economic uncertainty index
Mugaloglu, Erhan; Polat, Ali Yavuz; Tekin, Hasan; Kilic, Edanur (EMERALD GROUP PUBLISHING LTDHOWARD HOUSE, WAGON LANE, BINGLEY BD16 1WA, W YORKSHIRE, ENGLAND, 2021)Purpose This study aims to measure economic uncertainty in Turkey by a novel economic uncertainty index (EUI) employing principal component analysis (PCA). We assess the impact of Covid-19 pandemic in Turkey with our ... -
Bitcoin-specific fear sentiment matters in the COVID-19 outbreak
Polat, Ali Yavuz; Aysan, Ahmet Faruk; Tekin, Hasan; Tunali, Ahmet Semih (EMERALD GROUP PUBLISHING LTDHOWARD HOUSE, WAGON LANE, BINGLEY BD16 1WA, W YORKSHIRE, ENGLAND, 2021)Purpose This study aims to investigate the effect of fear sentiment with a novel data set on Bitcoin's (BTC) return, volatility and transaction volume. The authors divide the sample into two subperiods to capture the ... -
Covid-19 Salgınının Ekonomik Etkisinin Sektörel Bazlı ve Genel Belirsizlik Endeksleriyle İncelenmesi ve Sektörel Acil Önlem Önerileri
Polat, Ali Yavuz; Muğaloğlu, Erhan; Doğan, Eyüp; Tekin, Hasan (TUBİTAK, 2020)Koronavirüs (Covid-19) salgını dünyada modern zamanlarda görülen en büyük sağlık krizlerinden birisidir. Ancak salgın sadece bir sağlık krizi olarak kalmamış tüm dünyayı etkileyen küresel, ekonomik ve sosyal krize ... -
Do market differences matter on dividend policy?
Tekin, Hasan; Polat, Ali Yavuz (ELSEVIERRADARWEG 29, 1043 NX AMSTERDAM, NETHERLANDS, 2021)We investigate the dividend policies of firms in the United Kingdom to understand whether firms in different markets use dividends as a signaling or disciplining device. The sample consists of 1247 firms from the highly ... -
Is leverage a substitute or outcome for governance? Evidence from financial crises
Tekin, Hasan; Polat, Ali Yavuz (EMERALD GROUP PUBLISHING LTDHOWARD HOUSE, WAGON LANE, BINGLEY BD16 1WA, W YORKSHIRE, ENGLAND, 2021)Purpose The authors investigate the impact of governance on the leverage of East Asian firms in the financial crisis context, in order to understand the puzzle whether debt acts as a substitute for governance or an outcome ... -
Is saving vital? Evidence from the financial crisis
Tekin, Hasan; Polat, Ali Yavuz (UNIV OVIEDO, CAMPUS HUMANIDADES, EDIFICIO SERVICIOS,, OVIEDO, ASTURIAS 33011, SPAIN, 2020)We use a sample of 8,561 firm-years from the highly regulated Main Market (MAIN) and relatively unregulated Alternative Investment Market (AIM) in the United Kingdom to analyse the impact of financial restrictions on optimal ... -
KÜRESEL FİNANSAL KRİZİN ARAŞTIRMA-GELİŞTİRME HARCAMALARI AYARLAMA HIZI ÜZERİNDEKİ ETKİSİ
Tekin, Hasan; Polat, Ali Yavuz (T.C. SANAYİ VE TEKNOLOJİ BAKANLIĞI STRATEJİK ARAŞTIRMALAR VE VERİMLİLİK GENEL MÜDÜRLÜĞÜ, 2021)Amaç: Verimlilik artışını uzun vadede etkileyen Araştırma-Geliştirme (Ar-Ge) yatırımları hem şirketler hem de ülkeler düzeyinde son derece önemlidir. Küresel Finansal Kriz gibi ekonomik belirsizliğin arttığı bir dönemde ... -
Oil Price Shocks During the COVID-19 Pandemic: Evidence From United Kingdom Energy Stocks
Mugaloglu, Erhan; Polat, Ali Yavuz; Tekin, Hasan; Dogan, Abdullah (Asia-Pacific Applied Economics Association, 2021)We investigate the dynamic relationship between global oil prices, the stock market, and oil and gas stock (FTSE-OG) returns in the UK through a structural vector autoregressive (VAR) framework during the COVID-19 pandemic. ... -
Whether and when did bitcoin sentiment matter for investors? Before and during the COVID-19 pandemic
Aysan, Ahmet Faruk; Muğaloğlu, Erhan; Polat, Ali Yavuz; Tekin, Hasan (SPRINGER, 2023)Using a wavelet coherence approach, this study investigates the relationship between Bitcoin return and Bitcoin-specifc sentiment from January 1, 2016 to June 30, 2021, covering the COVID-19 pandemic period. The results ...
