Results 51 to 60 of about 547,492 (344)

Mean-Variance and Expected Utility: The Borch Paradox [PDF]

open access: yes, 2013
The model of rational decision-making in most of economics and statistics is expected utility theory (EU) axiomatised by von Neumann and Morgenstern, Savage and others.
Johnstone, David, Lindley, Dennis
core   +3 more sources

AI in chemical engineering: From promise to practice

open access: yesAIChE Journal, EarlyView.
Abstract Artificial intelligence (AI) in chemical engineering has moved from promise to practice: physics‐aware (gray‐box) models are gaining traction, reinforcement learning complements model predictive control (MPC), and generative AI powers documentation, digitization, and safety workflows.
Jia Wei Chew   +4 more
wiley   +1 more source

Asymmetric thresholds of macroeconomic volatility's impact on stock volatility in developing economies: a study in Vietnam [PDF]

open access: yesJournal of Economics and Development
Purpose – This paper examines the impact of macroeconomic volatility on stock volatility, both under normal conditions and during the COVID-19 pandemic in Vietnam.
Lien Thi Nguyen   +2 more
doaj   +1 more source

Application of mathematical methods and models in economics [PDF]

open access: yesEkonomija: teorija i praksa, 2023
The development of the mathematical basis of methods for model construction in various fields of science and technology today is very intensive and interdisciplinary.
Petrović Nevena   +2 more
doaj  

AI‐Guided Co‐Optimization of Advanced Field‐Effect Transistors: Bridging Material, Device, and Fabrication Design

open access: yesAdvanced Intelligent Discovery, EarlyView.
This article outlines how artificial intelligence could reshape the design of next‐generation transistors as traditional scaling reaches its limits. It discusses emerging roles of machine learning across materials selection, device modeling, and fabrication processes, and highlights hierarchical reinforcement learning as a promising framework for ...
Shoubhanik Nath   +4 more
wiley   +1 more source

Objective and subjective product differentiation in a Cournot duopoly

open access: yesREMAT
Cournot duopoly is a mathematical model of an imperfectly competitive market, where two profit maximizing firms simultaneously choose the quantities of product to produce, considering each other's behavior.
João Plínio Juchem Neto   +2 more
doaj   +1 more source

Shapley Additive Explanation for Local Class Differentiation: Local Explainability for Class Differentiation in Classification Models

open access: yesAdvanced Intelligent Systems, EarlyView.
An instance‐level, model‐agnostic explanation of class differentiation is introduced through SHAP‐LCD, linking probability shifts to feature‐wise Shapley contributions. The method operates on tabular and image data and is released in a fully reproducible implementation, offering a transparent way to examine, at each instance, why predictive models ...
Roxana M. Romero Luna   +2 more
wiley   +1 more source

Mathematical economics : an introduction

open access: yesNieuw Archief voor Wiskunde, 1990
No abstract.
Furth, D., Withagen, C.A.A.M.
openaire   +2 more sources

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