Results 31 to 40 of about 37,989 (306)

The correlation and volatility between bitcoin and the blockchain index

open access: yesInternational Journal of Crowd Science, 2020
PurposeThe encrypted money market has attracted the attention of investors all over the world. Among the encrypted currency, bitcoin is undoubtedly the most popular.
Tuotuo Qi   +3 more
doaj   +1 more source

An Analysis of the Performance of Volatility Models of the Egyptian Stock Market Index- EGX 100 [PDF]

open access: yesThe Egyptian Statistical Journal, 2015
The paper aims to compare the symmetric and asymmetric volatility models for EGX100 index with contributions of different error distribution during both stability and instability of the country before and after the revolution of 25th of January 2011.The ...
Rania Ahmed Hamed Mohamed
doaj   +1 more source

Forecasting of Volatility in Stock Exchange Markets by MS-GARCH Approach: An Application of Borsa Istanbul

open access: yesEkonomi, Politika & Finans Araştırmaları Dergisi, 2021
The volatility observed in securities markets has an important influence on the decision making processes of stock market stakeholders. In this study, the volatilities in BIST100 index which represents Borsa Istanbul was analyzed.
Abdulkadir Kaya, İkram Yusuf Yarbaşı
doaj   +1 more source

DO MACROECONOMIC VOLATILITIES AFFECT STOCK PRICE VOLATILITY IN PAKISTAN? AN EMPIRICAL ASSESSMENT USING FIRM-LEVEL DATA

open access: yesPakistan Journal of Applied Economics, 2022
This study empirically explores the influence of macroeconomic volatilities, such as oil-price volatility, real effective exchange rate volatility and manufacturing output volatility, on stock-price volatility by using annual firm-level unbalanced panel ...
Abdul RASHID   +2 more
doaj  

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

Somatic mutational landscape in von Hippel–Lindau familial hemangioblastoma

open access: yesMolecular Oncology, EarlyView.
The causes of central nervous system (CNS) hemangioblastoma in Von Hippel–Lindau (vHL) disease are unclear. We used Whole Exome Sequencing (WES) on familial hemangioblastoma to investigate events that underlie tumor development. Our findings suggest that VHL loss creates a permissive environment for tumor formation, while additional alterations ...
Maja Dembic   +5 more
wiley   +1 more source

Distribution Characteristics of Wind Speed Relative Volatility and Its Influence on Output Power

open access: yesJournal of Marine Science and Engineering, 2023
The stochastic fluctuations of wind speed and wind power curve modeling are complex tasks due to fluctuations in the difference between actual and theoretical power output, leading to a reduction in the accuracy of wind-power curve models.
Shigang Qin, Deshun Liu
doaj   +1 more source

Mycobacterial cell division arrest and smooth‐to‐rough envelope transition using CRISPRi‐mediated genetic repression systems

open access: yesFEBS Open Bio, EarlyView.
CRISPRI‐mediated gene silencing and phenotypic exploration in nontuberculous mycobacteria. In this Research Protocol, we describe approaches to control, monitor, and quantitatively assess CRISPRI‐mediated gene silencing in M. smegmatis and M. abscessus model organisms.
Vanessa Point   +7 more
wiley   +1 more source

Low Incidence of Relapses After Vaccination in Anti‐Aquaporin‐4 Antibody‐Positive NMOSD

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Patients with neuromyelitis optica spectrum disorder (NMOSD) may experience increased signs and symptoms of their underlying disease when vaccinated against meningococcal disease before receiving complement component 5 inhibitor therapies. This retrospective analysis indicated an overall low relapse incidence (mean [range], 3.3% [0.7%–10.6 ...
Sean J. Pittock   +4 more
wiley   +1 more source

Cross-sectional volatility index as a proxy for the VIX in an Asian market

open access: yesCogent Economics & Finance, 2017
We present a cross-sectional volatility index (CSV) applied to an Asian market as an alternative to the VIX. One problem with the construction of a VIX-styled index is that it depends on the price of calls and puts, however, the CSV index may be applied ...
Futeri Jazeilya Md Fadzil   +2 more
doaj   +1 more source

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