Results 81 to 90 of about 23,855 (188)

Market, interest rate, and exchange rate risk effects on financial stock returns during the financial crisis: AGARCH-M approach

open access: yesCogent Economics & Finance, 2016
Our aim is to investigate the sensitivity of financial sector stock returns to market, interest rate, and exchange rate risk in three financial sectors (financial services, banking, and insurance) in eight countries, including various European, the US ...
Aloui Mouna, Jarboui Anis
doaj   +1 more source

Estimating Portfolio Value at Risk in the Electricity Markets Using an Entropy Optimized BEMD Approach

open access: yesEntropy, 2015
In this paper, we propose a new entropy-optimized bivariate empirical mode decomposition (BEMD)-based model for estimating portfolio value at risk (PVaR). It reveals and analyzes different components of the price fluctuation.
Yingchao Zou, Lean Yu, Kaijian He
doaj   +1 more source

Temporal aggregation of univariate and multivariate time series models: A survey [PDF]

open access: yes
We present a unified and up-to-date overview of temporal aggregation techniques for univariate and multivariate time series models explaining in detail how these techniques are employed.
Andrea Silvestrini, David Veredas
core  

Semiparametric multivariate GARCH models [PDF]

open access: yes, 2003
This paper studies voting over quadratic taxation when income is fixed and taxation non distortionary. The set of feasible taxes is compact and self-interested voters have corner preferences. We first show that, if a majority winning tax policy exists, it involves maximum progressivity.
HAFNER, Christian, ROMBOUTS, Jeroen
openaire   +1 more source

Digital Currencies: A Multivariate GARCH Approach

open access: yes, 2020
In this paper we will present quantifiable linkages between five different cryptocurrencies, those being Bitcoin, Ethereum, Ripple, Dash and Monero. Initially, we conduct a review of the existing related work. As the concept of cryptocurrencies is fairly new, the relevant literature is very restricted.
Papangelou, Stamatis, Papadaki, Sofia
openaire   +2 more sources

The relationship between inflation, output growth, and their uncertainties: Nonlinear Multivariate GARCH-M evidence [PDF]

open access: yes
In this paper, we propose a nonlinear multivariate GARCH-M model. We have illustrated the actual modelling by applying the models to inflation and output growth variables and found that the effects of real and nominal uncertainties are regime-dependent ...
Tolga Omay
core  

Multivariate garch models

open access: yes, 2020
Bu çalışmada ,Risk hesaplamada kullanılan alternatif metodlar karşılaştırılmış ve IMKB 30 hisselerini içeren bir portföy belirli bir risk düzeyinde maximum getir sağlamasın için portföy oluşturan hisse senetlerinin hangi oranda dağıtılması gerektiğinin hesaplaması yapılmıştır.
openaire   +1 more source

Asymmetric Multivariate Normal Mixture GARCH [PDF]

open access: yes
An asymmetric multivariate generalization of the recently proposed class of normal mixture GARCH models is developed. Issues of parametrization and estimation are discussed.
Mark S. Paolella   +2 more
core  

Portfolio optimization when risk factors are conditionally varying and heavy tailed [PDF]

open access: yes, 2006
Assumptions about the dynamic and distributional behavior of risk factors are crucial for the construction of optimal portfolios and for risk assessment.
Doganoglu, Toker   +2 more
core  

Pricing currency risk in the stock market: Empirical evidence from Finland and Sweden 1970-2009 [PDF]

open access: yes
We investigate the role of currency risk on stock markets in two interlinked Nordic countries exhibiting a gradual move from fixed to floating exchange rates.
Jan Antell, Mika Vaihekoski
core  

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