Results 51 to 60 of about 111,969 (307)

Forcasting Portofolio Value-At-Risk for International Stocks, Bonds, and Foreign Exchange Emerging Market Evidence

open access: yesEconomic Journal of Emerging Markets, 2011
This paper uncovers the nature of conditional correlations between and volatility spillovers across bond, stock and foreign exchange in Indonesia, Malaysia, the Philippines, and Thailand.
Abdul Hakim
doaj   +9 more sources

Conditional Demand and Endogeneity? A Case Study of Demand for Juice Products

open access: yesJournal of Agricultural and Resource Economics, 1994
The question of endogeneity of conditional expenditures, as well as prices, in conditional demand equations for justices is examined. Both conditional expenditures and prices were found to be uncorrelated with the conditional demand errors, based on Wu ...
Mark G. Brown   +2 more
doaj   +1 more source

Pembentukan Portofolio Optimal dengan Menggunakan Mean Absolute Deviation dan Conditional Mean Variance

open access: yesJurnal Fourier, 2020
Penelitian ini membahas tentang pembentukan portofolio optimal menggunakan model Mean Absolute Deviation (MAD) dan model Conditional Mean Variance (CMV).
Eka Nur Vanti, Epha Diana Supandi
doaj   +1 more source

The dynamic relationship between BTC with BIST and NASDAQ indices

open access: yesFinancial Internet Quarterly, 2023
The significance of digital investment has grown substantially, enabled by advancing technology, which provides digital monitoring of investment instruments. Consequently, analyzing these instruments has become imperative.
Ulu Cagri
doaj   +1 more source

Suitability of variance shift keying for real conditions [PDF]

open access: yesTelfor Journal, 2018
This paper investigates the possibility of real-life using the brand new type of digital modulation, which implies the transmission of white Gaussian noise whose variance changes in time. That modulation has been entitled as variance shift keying. The signals obtained on its basis have a high level of transmission security, and they even cannot be ...
Sokolov, R. I., Abdullin, R. R.
openaire   +2 more sources

Transcriptional network analysis of PTEN‐protein‐deficient prostate tumors reveals robust stromal reprogramming and signs of senescent paracrine communication

open access: yesMolecular Oncology, EarlyView.
Combining PTEN protein assessment and transcriptomic profiling of prostate tumors, we uncovered a network enriched in senescence and extracellular matrix (ECM) programs associated with PTEN loss and conserved in a mouse model. We show that PTEN‐deficient cells trigger paracrine remodeling of the surrounding stroma and this information could help ...
Ivana Rondon‐Lorefice   +16 more
wiley   +1 more source

INVESTIGATION OF THE OIL PRICE VOLATILITY WITH AUTOREGRESSIVE CONDITIONAL VARIANCE MODELS ARCH/GARCH

open access: yesMehmet Akif Ersoy Üniversitesi Sosyal Bilimler Enstitüsü Dergisi, 2020
Oil prices have had a significant volatility over the past century as a result of changes in international economic and political balances. Because oil is a major source of energy and is not evenly distributed among countries, it now has a strategic ...
Ersin YENİSU
doaj   +1 more source

Nonparametric Estimation of the Density Function of the Distribution of the Noise in CHARN Models

open access: yesMathematics, 2022
This work is concerned with multivariate conditional heteroscedastic autoregressive nonlinear (CHARN) models with an unknown conditional mean function, conditional variance matrix function and density function of the distribution of noise.
Joseph Ngatchou-Wandji   +3 more
doaj   +1 more source

Developing evidence‐based, cost‐effective P4 cancer medicine for driving innovation in prevention, therapeutics, patient care and reducing healthcare inequalities

open access: yesMolecular Oncology, EarlyView.
The cancer problem is increasing globally with projections up to the year 2050 showing unfavourable outcomes in terms of incidence and cancer‐related deaths. The main challenges are prevention, improved therapeutics resulting in increased cure rates and enhanced health‐related quality of life.
Ulrik Ringborg   +43 more
wiley   +1 more source

Visual servoing using the sum of conditional variance [PDF]

open access: yes2012 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2012
In this paper we propose a new way to achieve direct visual servoing. The novelty is the use of the sum of conditional variance to realize the optimization process of a positioning task. This measure, which has previously been used successfully in the case of visual tracking, has been shown to be invariant to non-linear illumination variations and ...
Delabarre, Bertrand, Marchand, Eric
openaire   +2 more sources

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