Results 21 to 30 of about 1,865,365 (306)

Diversity and Structure of Demersal Fish Community Over the Northern Slope in the South China Sea

open access: yesFrontiers in Marine Science, 2022
Three bottom trawl surveys over the northern continental slope in the South China Sea (18°50′–20°40′N, 112°50′–115°10′E) were carried out, in June 2015, March 2017 and September 2018, to investigate species composition, biodiversity and community ...
Jun Zhang   +17 more
doaj   +1 more source

Unemployment Benefits and the Duration of Unemployment in East Germany [PDF]

open access: yes, 2003
This paper studies the impact of unemployment benefits on unemployment duration for East Germany using data from the German Socio-Economic Panel. It concentrates on exit from unemployment into employment. Estimation results of a discrete-time hazard rate
Wolff, J.
core   +2 more sources

VALUATION PROBLEMS OF THE PENSION SYSTEM EFFICIENCY

open access: yesСтатистика и экономика, 2016
The term “efficiency” is often used by professionals and scientists in the evaluation of pension system functioning. However, to date, common approaches to the determination of pension system efficiency aren’t developed and systematized.
Yulia A. German
doaj   +1 more source

What Replacement Rates Should Households Use? [PDF]

open access: yesSSRN Electronic Journal, 2009
Common financial planning advice calls for households to ensure that retirement income exceeds 70 percent of average pre-retirement income. We use an augmented life-cycle model of household behavior to examine optimal replacement rates for a representative set of retired American households.
John Karl Scholz, Ananth Seshadri
openaire   +1 more source

Intermediate-Term Risk of Stroke Following Cardiac Procedures in a Nationally Representative Data Set. [PDF]

open access: yes, 2017
BACKGROUND: Studies on stroke risk following cardiac procedures addressed only perioperative and long-term risk following limited higher-risk procedures, were poorly generalizable, and often failed to stratify by stroke type. We calculated stroke risk in
Dhamoon, Amit S.   +5 more
core   +2 more sources

THE PERSPECTIVES OF PENSION SYSTEM MODERNIZATION IN THE REPUBLIC OF MOLDOVA [PDF]

open access: yesEconomica, 2021
The global aging process is changing the demographic structure of the world’s population and the socio-economic balance between generations. This process urgently raises the question of the forms of social support for the elderly population, thereby ...
Svetlana BILOOCAIA
doaj  

Semantic Factors Predict the Rate of Lexical Replacement of Content Words. [PDF]

open access: yesPLoS ONE, 2016
The rate of lexical replacement estimates the diachronic stability of word forms on the basis of how frequently a proto-language word is replaced or retained in its daughter languages.
Susanne Vejdemo, Thomas Hörberg
doaj   +1 more source

Foreign Experience in Improving Pension Provision for Civil Servants [PDF]

open access: yesФинансовый журнал
The relevance of studying the forms, methods and ways of providing pension services to the population of different countries of the world is not weakening.
Nataliya Yu. Kamenskaya   +2 more
doaj   +1 more source

Culling and Replacement Rate in the Beef Cow Herd

open access: yesEDIS, 2016
Culling decisions are important to maintain the productivity and profitability of the beef cow herd. Culling of cows from the herd eliminates poorly performing cows, inferior genetics, and cows with quality defects that would limit short- and long-term ...
Matt Hersom, Todd Thrift, Joel Yelich
doaj   +5 more sources

Nonparametric Estimation of Replacement Rates [PDF]

open access: yesMathematics and Statistics, 2017
Let Xi, i ≥ 1, describe the lifetimes of items with finite mean μ = E (Xi) which are successively placed in service. In order to estimate the replacement rate 1/μ or related quantities, the random variables Xi are usually assumed to be independent and identically distributed. It is shown that a nonparametric estimation of the replacement rate and other
openaire   +1 more source

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