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Fengping Liu, Xu Wang, Yuhu Chang, Ye Xu, Yinan Zheng, Ning Sun and Wei Li
This study analyzed the multivariate drought risks for the Wei River basin by characterizing the interdependence between the standardized precipitation index (SPI) and the standardized precipitation evapotranspiration index (SPEI). Both parametric and no...
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Jessie Louisor, Jérémy Rohmer, Thomas Bulteau, Faïza Boulahya, Rodrigo Pedreros, Aurélie Maspataud and Julie Mugica
As low-lying coastal areas can be impacted by flooding caused by dynamic components that are dependent on each other (wind, waves, water levels?tide, atmospheric surge, currents), the analysis of the return period of a single component is not representat...
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Luis Angel Espinosa, Maria Manuela Portela, João Dehon Pontes Filho and Martina Zelenakova
This paper explores practical applications of bivariate modelling via copulas of two likely dependent random variables, i.e., of the North Atlantic Oscillation (NAO) coupled with extreme rainfall on the small island of Madeira, Portugal. Madeira, due to ...
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Christina M. Botai, Joel O. Botai, Abiodun M. Adeola, Jaco P. de Wit, Katlego P. Ncongwane and Nosipho N. Zwane
This research study was carried out to investigate the characteristics of drought based on the joint distribution of two dependent variables, the duration and severity, in the Eastern Cape Province, South Africa. The drought variables were computed from ...
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Lorena Vasquez,Belky Esperanza Gutierrez,Daniella Escobar
Pág. 71 - 84
Financial literature has developed a theoretical framework on business management called Value Management, this topic has not yet been accounted for economic and monetary policies as a key factor to establish the convenience and effects of tax related de...
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Saba Naz, Muhammad Ahsanuddin, Syed Inayatullah, Tanveer Ahmed Siddiqi and Muhammad Imtiaz
Flooding from the Indus river and its tributaries has regularly influenced the region of Pakistan. Therefore, in order to limit the misfortune brought about by these inevitable happenings, it requires taking measures to estimate the occurrence and effect...
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Elena Alexandra Nenu, Georgeta Vintila and Stefan Cristian Gherghina
This paper analyzes the evolution of the main theories regarding the capital structure and the related impact on risk and corporate performance. The capital structure is a dynamic process that changes over time, depending on the variables that influence ...
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Hudson Chaves Costa,Sabino da Silva Porto Junior,Gabrielito Menezes
Pág. 635 - 667
This article examines empirically the behavior of the correlation between the return of shares listed on the BMF& BOVESPA over the period from 2000 to 2015. To this end, we use multivariate GARCH models introduced by Bollerslev (1990) to remove the tempo...
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Davide Luciano De Luca and Daniela Biondi
This study focuses on the return period evaluation for design hyetographs, which is usually estimated by adopting a univariate statistical approach. Joint Return Period (JRP) and copula-based multivariate analysis are used in this work to better define T...
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Yang Wang, Chuanzhe Li, Jia Liu, Fuliang Yu, Qingtai Qiu, Jiyang Tian and Mengjie Zhang
The performance evaluation of a city?s flood control system is essentially based on accurate storm designs, where a particular challenge is the development of the joint distributions of dependent rainfall variables. When it comes to the research design f...
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