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Piotr Lis
Pág. 2 - 6
Dear Readers,I have the pleasure of presenting to you the first issue of our research journal entitled ?Research Papers in Economics and Finance? (REF), published by the Faculty of Economics at Poznan University of Economics and Business. Caring about th...
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Li Zhao, Nathee Naktnasukanjn, Ahmad Yahya Dawod and Bin Zhang
The efficient capital markets hypothesis (EMH) posits that security prices incorporate all available information in capital markets. Nevertheless, real stock markets often exhibit speculative behavior due to information asymmetry and the limited rational...
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Ayman Shehadeh, Mahmoud Daoud Daoud Nassar, Husam Shrouf and Mohammad Haroun Sharairi
The primary objective of this research was to investigate the potential moderating role of audit fees in the relationship between audit committee characteristics and earnings management. Specifically, this study aimed to establish connections between aud...
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Oscar Licandro, José Luis Vázquez Burguete, Luis Camilo Ortigueira-Sánchez and Patricia Correa
Research work on the relationship between Corporate Social Responsibility and financial performance has been going on for seven decades. Even when the prevailing studies are those that found a positive influence of social responsibility on financial perf...
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Xue Xie, Yulin Liao, Yanhong Lu, Jianglin Zhang, Peng Li, Youyun Tang, Weidong Cao, Yajie Gao and Jun Nie
The excessive application of chemical fertilizers in rice fields exacerbates soil degradation and poses a threat to food security. Achieving an increase in rice production and minimizing environmental costs are inevitable requirements for achieving susta...
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Jelena Radojicic,Ognjen Radovic
Pág. 053 - 069
This paper examines the market efficiency of the most significant cryptocurrencies, Bitcoin and Ethereum. In the paper, we use several different tests to check the normality of return distribution, long-run correlation and heteroscedasticity of retu...
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Xinyi Li, Yuhong Zhang, Xing Zhang and Runtang Gu
This study investigated the relationship between a sector-specific Australian Real Estate Investment Trust (A-REITs) and the underlying property assets in its property portfolio. The existing studies have assessed the connectedness/correlation between th...
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Charalampos M. Liapis and Sotiris Kotsiantis
The use of deep learning in conjunction with models that extract emotion-related information from texts to predict financial time series is based on the assumption that what is said about a stock is correlated with the way that stock fluctuates. Given th...
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Na Liu, Fenghui Guo, Bin Li, Zeyao Jing, Wuyun Bai and Xiangyang Hou
Leymus chinensis is important for ecological restoration and stock farming in Eurasia. In the context of climate change, excavating L. chinensis germplasm resources with excellent ecological functional traits is important to resist grassland degradation ...
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Jakub Horák and Michaela Jannová
The price of oil is nowadays a hot topic as it affects many areas of the world economy. The price of oil also plays an essential role in how the economic situation is currently developing (such as the COVID-19 pandemic, inflation and others) or the polit...
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