Results 81 to 90 of about 1,757,848 (130)
Machine Learning with Applications, 2022 Portfolio construction is an important practical problem in finance. In the traditional approach, introduced by Markowitz, one assumes normally distributed returns and constructs a portfolio with a minimum risk (measured by the standard deviation of ...
Andrei Vasiukevich, Eugene Pinsky
doaj
Jurnal SisfokomService quality is the comprehensive support provided by system developers to users to ensure safety, comfort, empathy and responsiveness in meeting user expectations.
Putri Wulandari +3 more
doaj +1 more source
$\text{Alpha}^2$: Discovering Logical Formulaic Alphas using Deep Reinforcement Learning [PDF]
arXivAlphas are pivotal in providing signals for quantitative trading. The industry highly values the discovery of formulaic alphas for their interpretability and ease of analysis, compared with the expressive yet overfitting-prone black-box alphas. In this work, we focus on discovering formulaic alphas.
arxiv
Calibration for Weak Variance-Alpha-Gamma Processes [PDF]
arXiv, 2018 The weak variance-alpha-gamma process is a multivariate L\'evy process constructed by weakly subordinating Brownian motion, possibly with correlated components with an alpha-gamma subordinator. It generalises the variance-alpha-gamma process of Semeraro constructed by traditional subordination. We compare three calibration methods for the weak variance-
arxiv
, 2017 This pilot study seek to explore the structural characteristics of Islamic Micro-finance and statistically group them in to Products (Independent), Empowerment (Mediator) and Clients’ wellbeing (dependent) constructs.
Usman A. S. +3 more
semanticscholar +1 more source
The Feasibility of Stabilizing Operating Budget in Isfahan University of Medical Sciences, Iran
مدیریت اطلاعات سلامت, 2016 Introduction: Governments’ tendency toward operating budget is because this process results in the reformation of budgeting systems, and thus, assists countries’ economy.
Daryoush Foroghi, Hamideh Moayedfar
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Jurnal Keuangan dan Perbankan, 2017 The purpose of this study was to exemine the effect of the company’s financial performance variables consistingof earning growth ratio, dividend payout ratio and size, the variable return equity price to book value as amoderating variable. The samples in
Sri Lestari Kurniawati +2 more
doaj
Studia HumanaThe purpose of this study is to examine the interaction of flexible working perception with digital and agile organizational cultures and the effects of this interaction on technology use from the perspective of employees.
Ömür Gökçe Akdemir +3 more
doaj +1 more source
Credit Management as a Predictor to the Sustainability of Microfinance Institutions
Academic Finance, 2023 Purpose: This study was carried out to understand the relationship between credit management and the financial performance of Micro Finance Institutions, taking a sample of 43 MFIs administrators in the towns of Dschang, Mbouda and Bafoussam of Cameron.
hippolyte nkeng TENENG +1 more
doaj
AlphaAgent: LLM-Driven Alpha Mining with Regularized Exploration to Counteract Alpha Decay [PDF]
arXivAlpha mining, a critical component in quantitative investment, focuses on discovering predictive signals for future asset returns in increasingly complex financial markets. However, the pervasive issue of alpha decay, where factors lose their predictive power over time, poses a significant challenge for alpha mining.
arxiv