Zobrazeno 1 - 10
of 17 977
pro vyhledávání: '"Heteroskedasticity"'
Autor:
Hüseyin Özer, Uğur Ayık
Publikováno v:
Trends in Business and Economics, Vol 38, Iss 4, Pp 238-244 (2024)
Türkiye ekonomisinde son on yılda yaşanan aşırı fiyat artışları, ülke ekonomisinde önemli bir refah kaybına sebebiyet vermiş olup enflasyondaki fiyat artışlarının kalıcılığının literatürde yeterli sayıda incelenmediği gözle
Externí odkaz:
https://doaj.org/article/038773662d7e44578be777f3ca0f37fb
Autor:
Adedeji Daniel Gbadebo
Publikováno v:
Reviews of Management Sciences, Vol 6, Iss 1, Pp 13-25 (2024)
Purpose This study aims to investigate how board diversity affects financial reporting quality by examining the relationship between board size, composition, and independence. Methodology The panel data of 32 firms from the Agriculture, Consumer Good
Externí odkaz:
https://doaj.org/article/1908f582a67542008338e607c072214d
Autor:
Hatem Brik, Jihene El Ouakdi
Publikováno v:
International Journal of Energy Economics and Policy, Vol 14, Iss 4 (2024)
In an era dominated by increasing global challenges and market volatilities, this study, firstly, embarks on an in-depth exploration of volatility transmission across clean energy stocks, crude oil and financial markets, emphasizing the underlying cu
Externí odkaz:
https://doaj.org/article/8042b071533743eca4af4f71ec874f83
Publikováno v:
Investment Management & Financial Innovations, Vol 21, Iss 2, Pp 130-143 (2024)
Since the financial meltdown, studies on systemic risk and financial contagion have gained currency. Events like the COVID pandemic and the Russian invasion of Ukraine have fueled such an importance. This study examines the impact of the invasion on
Externí odkaz:
https://doaj.org/article/480917c0bc47409499ebdf6c2591bed4
Publikováno v:
Earth and Space Science, Vol 11, Iss 8, Pp n/a-n/a (2024)
Abstract Among several hydrological processes, river flow is an essential parameter that is vital for different water resources engineering activities. Although several methodologies have been adopted over the literature for modeling river flow, the
Externí odkaz:
https://doaj.org/article/49176614773346a2a82fb14874fe4797
Autor:
Kamil Pícha, Lucie Tichá, Sanat Chuponov, Jasur Ataev, Dilshod Hudayberganov, Bekhzod Kuziboev
Publikováno v:
International Journal of Energy Economics and Policy, Vol 14, Iss 3 (2024)
This manuscript, for the first time, analyses the volatility spillover of oil price uncertainty in the world using data from oil price uncertainty recently developed by Abdul and Qureshi (2023), spanning the time 1996-2019 on a monthly frequency. ARC
Externí odkaz:
https://doaj.org/article/2bb820dd77d041eebc089358e98f21eb
Publikováno v:
Agricultural Economics (AGRICECON), Vol 70, Iss 1, Pp 1-11 (2024)
In recent years, the external shock represented by COVID-19 has caused significant fluctuations in global corn prices. Based on the weekly data on international corn prices from 2020 to 2023, this paper constructs autoregressive conditional heteroske
Externí odkaz:
https://doaj.org/article/63a0025519cd42afb27c1533fa29cc4e
Publikováno v:
Energy Reports, Vol 9, Iss , Pp 3154-3159 (2023)
The efficient wind power forecasting is of great significance for the safety and stability of power grid. Analysis on the high order moment of wind power time series play an important role in improving the forecasting accuracy of wind power. With the
Externí odkaz:
https://doaj.org/article/9323e53ccce34c69bfcfd0c2c8ac4bee
Publikováno v:
BMC Medical Research Methodology, Vol 23, Iss 1, Pp 1-13 (2023)
Abstract Background The non-inferiority test is a reasonable approach to assessing a new treatment in a three-arm trial. The three-arm trial consists of a placebo, reference, and an experimental treatment. The non-inferiority is often measured by the
Externí odkaz:
https://doaj.org/article/c8d2adc0dc62434099d0c4fc4bff426d
Publikováno v:
Shanghai Jiaotong Daxue xuebao, Vol 57, Iss 7, Pp 845-858 (2023)
Wind power generation has uncertainty due to the high fluctuation of wind speed. In traditional wind power prediction models, the uncertainty is measured by normal distribution with zero mean and constant variance. However, the variance may vary with
Externí odkaz:
https://doaj.org/article/ffbafd23eaba4d71a6cf27dbd7e34f86