نتایج جستجو برای: Value theory

تعداد نتایج: 1448625  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده اقتصاد 1389

در این بررسی ابتدا به بررسی ماهیت توزیع خسارات پرداخته میشود و از روش نظریه مقادیر نهایی برای بدست آوردن برآورد ارزش در معرض خطر برای خسارات روزانه بیمه مسئولیت شرکت بیمه ایران استفاده میشود. سپس کارایی نظریه مقدار نهایی در برآورد ارزش در معرض خطر با کارایی سایر روشهای واریانس ، کواریانس و روش شبیه سازی تاریخی مورد مقایسه قرار میگیرد. نتایج این بررسی نشان میدهند که توزیع ،garch شناخته شده مدل...

Journal: :modares journal of medical sciences: pathobiology 2010
atefeh torkaman nasrollah moghadam charkari mahnaz aghaei pour kambiz badii

objective: to classify different types of acute leukemia based on cooperative game theory and shapley value. materials and methods: in this study, patients data were collected from flow cytometry tests of the iran blood transfusion organization (ibto) have been used. 304 different diagnosed samples in 8 classes of acute leukemia were investigated. samples were initially in numerical format. i...

Journal: :international journal of industrial engineering and productional research- 0
seyed babak ebrahimi tehran seyed morteza emadi tehran

empirical studies show that there is stronger dependency between large losses than large profit in financial market, which undermine the performance of using symmetric distribution for modeling these asymmetric. that is why the assuming normal joint distribution of returns is not suitable because of considering the linier dependence, and can be lead to inappropriate estimate of var. copula theo...

ژورنال: فلسفه 2009

Intrinsic value is a concept central to the environmentalist movement. Whether one believes that natural objects have intrinsic value is supposed to determine whether one takes a ecocentric or homocentric approach to environmentalism, whether we practice deep or (merely) shallow ecology.  Yet this concept is also a center of controversy and confusion.  Just what does it mean for something to ha...

Journal: :Nagoya Mathematical Journal 1963

Journal: :Mathematics of Operations Research 1981

2008
Richard L. Smith Myles Allen

Extreme Value Theory is the branch of statistics that is used to model extreme events. The topic is of interest to meteorologists because much of the recent literature on climate change has focussed on the possibility that extreme events (very high or low temperatures, high precipitation events, droughts, hurricanes etc.) may be changing in parallel with global warming. As a specific example, t...

1990
SERGIU HART

" Value, introduced by Lloyd Shapley in 1953, is a central concept in game theory and its applications. The value of a game to a player is best viewed as an a priori evaluation of his expected payoffs (in a similar way that the "utility" of a "gamble" or "lottery" is a measure ofthe.prospective outcomes). The Shapley value and its generalizations have been extensively studied, and continue to b...

1995
Jianmin Jia James S. Dyer

In this paper, we propose a new descriptive theory of decision making under risk, called “risk-value theory,” which leads to decision making by explicitly trading off between risk and value (i.e., a subjective value of mean). Our risk-value theory can be either consistent with expected utility theory or represent preferences consistent with non-expected utility theory. Introducing a risk indepe...

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