نتایج جستجو برای: systematic risk
تعداد نتایج: 1195773 فیلتر نتایج به سال:
background: it is hypothesized that poor zinc nutritional status is associated with an increased risk of esophageal cancer (ec), but current evidence is contradictory. since some factors may influence zinc absorption, its status may be better evaluated thorough biomarkers. the objectives of this study were to perform a systematic review on the association of zinc biomarkers with ec in observati...
this study aims at testing the degree of stability for beta coefficient across time, depending on the information available from tehran bourse. where beta coefficient was calculated using the market model developed by sharp on 1963, which applies by performing a simple linear regression between the company’s and the market returns, where beta coefficient is the slope of this regression. in this...
empirical researches have shown that in highly volatile market, conditional correlation between returns is stronger, so diversification cannot reduce risk. to test this claim in iran’s financial market, quintiles of stock return distribution have been estimated by kernel density and garch models. then, average conditional correlation, error variance and conditional capm has been calculated to t...
Background: Pre-diabetes is a risk state for the future development of type 2 diabetes. The risk factors for prediabetes have been categorized as modifiable and non-modifiable. However, conclusive evidence regarding the risk factors associated with pre-diabetes in adolescence is still lacking. This study aims to answer the question of: which risk factors are most associated with the incidence o...
Controversial results of the association between household physical activity and cancer risk were reported among previous epidemiological studies. We conducted a meta-analysis to investigate the relationship of household physical activity and cancer risk quantitatively, especially in dose-response manner. PubMed, Embase, Web of science and the Cochrane Library were searched for cohort or case-c...
This Article examines the history of the regulation of risk management in the banking industry. Despite the centrality of risk management to contemporary banking law and regulation, its fundamental precepts have largely escaped scrutiny. This Article first summarizes what it means to manage risk and then contrasts a traditional story of risk management regulation with an alternative story. The ...
BACKGROUND AND OBJECTIVE Financial incentives have been used to promote vaccination uptake but are not always viewed as acceptable. Quasimandatory policies, such as requiring vaccinations for school enrollment, are widely implemented in some countries. A systematic review was conducted to determine the effectiveness, acceptability, and economic costs and consequences of parental financial incen...
AIM This paper discusses the critical determinants of pressure ulcer development and proposes a new pressure ulcer conceptual framework. BACKGROUND Recent work to develop and validate a new evidence-based pressure ulcer risk assessment framework was undertaken. This formed part of a Pressure UlceR Programme Of reSEarch (RP-PG-0407-10056), funded by the National Institute for Health Research. ...
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