Results 61 to 70 of about 1,757,848 (130)

Dynamic exponential utility indifference valuation [PDF]

open access: yesAnnals of Applied Probability 2005, Vol. 15, No. 3, 2113-2143, 2005
We study the dynamics of the exponential utility indifference value process C(B;\alpha) for a contingent claim B in a semimartingale model with a general continuous filtration. We prove that C(B;\alpha) is (the first component of) the unique solution of a backward stochastic differential equation with a quadratic generator and obtain BMO estimates for ...
arxiv   +1 more source

Decoding Stock Market with Quant Alphas [PDF]

open access: yesJournal of Asset Management 19(1) (2018) 38-48, 2017
We give an explicit algorithm and source code for extracting expected returns for stocks from expected returns for alphas. Our algorithm altogether bypasses combining alphas with weights into "alpha combos". Simply put, we have developed a new method for trading alphas which does not involve combining them. This yields substantial cost savings as alpha
arxiv  

Thompson Sampling on Symmetric Alpha-Stable Bandits

open access: yesInternational Joint Conference on Artificial Intelligence, 2019
Thompson Sampling provides an efficient technique to introduce prior knowledge in the multi-armed bandit problem, along with providing remarkable empirical performance.
Abhimanyu Dubey, Alex Pentland
semanticscholar   +1 more source

Autosimilarité et mémoire longue : Les rendements des indices boursiers tunisiens sont-ils chaotiques ?

open access: yesAcademic Finance, 2016
La Finance fractale est venue au secours des modèles classiques incapables d’expliquer les anomalies boursières et des modèles linéaires inadéquats pour caractériser les processus complexes.
Monia ANTAR
doaj  

Universal Fluctuations of AEX index [PDF]

open access: yes, 2010
We compute the analytic expression of the probability distributions F{AEX,+} and F{AEX,-} of the normalized positive and negative AEX (Netherlands) index daily returns r(t). Furthermore, we define the \alpha re-scaled AEX daily index positive returns r(t)^\alpha and negative returns (-r(t))^\alpha that we call, after normalization, the \alpha positive ...
arxiv   +1 more source

Sustainable finance : a look into impact-weighted accounting, ESG Scores and Alpha

open access: yes, 2022
Sustainable finance plays a key role in the transition to a more responsible and low-carbon economy. Sustainable investments accounted for 35.5 trillion $ in 2020 and currently represent over 30% of global AUMs. This paper examines the alpha generation ability of two sustainable investment approaches, ESG- and Impact-investing, on the US and Developed ...
openaire   +1 more source

Jensen’s Alpha Estimation Models in Capital Asset Pricing Model

open access: yesJournal of Asian Finance, Economics and Business, 2018
This research examined the alternatives of Jensen's alpha (α) estimation models in the Capital Asset Pricing Model, discussed by Treynor (1961), S harpe (1964), and Lintner (1965), using the robust maximum likelihood type m-estimator (MM estimator) and ...
L. Phuoc
semanticscholar   +1 more source

iWorkHealth: An instrument to identify workplace psychosocial risk factors for a multi-ethnic Asian working population.

open access: yesPLoS ONE, 2019
ObjectiveThe current study aimed to develop iWorkHealth, a valid and reliable self-administered instrument which identifies workplace psychosocial risk factors in Singapore.MethodsThe survey was conducted among 2718 employees who were primarily salaried ...
Edimansyah Abdin   +7 more
doaj   +1 more source

Investigating the effect of dust on the economy of Ahvaz city [PDF]

open access: yesتحقیقات کاربردی علوم جغرافیایی, 2022
The purpose of this study is to investigate the effect of dust on the economy of Ahvaz. The present study has used descriptive and analytical research methods. In addition, this research is applied-developmental in terms of purpose.
Sara Behvandi   +3 more
doaj  

Investigating the Difficulties and Obstacles of Accounting Controllers and Financial Managers in Presenting Final Financial Statements on Due Time [PDF]

open access: yesحسابداری سلامت, 2013
Introduction: The most important financial report of the government is the total state budget annual performance bill which is prepared and presented by the Ministry of Economic Affairs and Finance.
E. Abbasi, M. Nikpassand, A. Radsaeed
doaj  

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