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The relationship between oil and stock prices : the case of developing and developed countries

Tuna, Gülfen; Göleç, Nazire; Tuna, Vedat Ender - In: Theoretical and applied economics : GAER review 24 (2017) 4, pp. 97-108

Persistent link: https://www.econbiz.de/10011795212

Predicting financial market returns in the presence of health crisis : evidence from conventional and Islamic stock markets

Tuna, Gülfen - In: Economic research 35 (2022) 1,2, pp. 1786-1806

Persistent link: https://www.econbiz.de/10014380980

Interaction between precious metals price and Islamic stock markets

Tuna, Gülfen - In: International Journal of Islamic and Middle Eastern … 12 (2019) 1, pp. 96-114

Purpose: This study aims to analyze the presence of a long-term relationship between precious metal prices, such as for gold, silver, platinum and palladium, and Islamic stock markets of 32 different countries – 21 developed and 11 developing. In this study, the long-term relationship between...

Persistent link: https://www.econbiz.de/10012072445

Investigation of relation between foreign portfolio investments and stock prices : time varying asymmetric causality analysis

Tuna, Gülfen; Kundakçioğlu, Samet - In: Theoretical and applied economics : GAER review 23 (2016) 2, pp. 127-134

Persistent link: https://www.econbiz.de/10011564446

The impact of operating expenditures on firm performance in Turkey : evidence from technology sector

Tuna, Gülfen; Yildiz, Şule - In: Ekonomika : međunarodni časopis za ekonomsku teoriju … 62 (2016) 4, pp. 1-15

Persistent link: https://www.econbiz.de/10011595518

IS Turkey's Islamıc stock market efficient? : evidence from Borsa Istanbul

Tuna, Gülfen; Uysal, Mustafa - In: The empirical economics letters : a monthly … 14 (2015) 9, pp. 915-923

Persistent link: https://www.econbiz.de/10011459153