Results 31 to 40 of about 2,326,753 (341)

Os dois métodos e o núcleo duro da teoria econômica The two methods and the hard core of economics

open access: yesBrazilian Journal of Political Economy, 2009
While methodological sciences have no object and are supposed to adopt a hypothetical-deductive method, substantive sciences including economics should use an empirical or historical-deductive method.
Luiz Carlos Bresser-Pereira
doaj   +1 more source

Maximal elements and equilibria of generalized games for 𝒰-majorized and condensing correspondences

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1999
In this paper, we first give an existence theorem of maximal elements for a new type of preference correspondences which are 𝒰-majorized. Then some existence theorems for compact (resp., non-compact) qualitative games and generalized games in which the ...
George Xian-Zhi Yuan, E. Tarafdar
doaj   +1 more source

Rules for Fractional-Dynamic Generalizations: Difficulties of Constructing Fractional Dynamic Models

open access: yesMathematics, 2019
This article is a review of problems and difficulties arising in the construction of fractional-dynamic analogs of standard models by using fractional calculus.
Vasily E. Tarasov
doaj   +1 more source

Mathematical Model of Optimal Development Enterprise Economics

open access: yesСтатистика и экономика, 2020
Purpose of the study. The production sphere of the enterprise is a dynamic system of cash, material and information flows, in the framework of which the final product is formed, distributed between investments in production capital and own consumption ...
E. V. Kasatkina, D. D. Vavilova
doaj   +1 more source

Solving and Optimization of Cobb–Douglas Function by Genetic Algorithm: A Step-by-Step Implementation

open access: yesComputation
This study presents an innovative application of genetic algorithms (GAs) for optimizing the Cobb–Douglas production function, a cornerstone of economic modeling that examines the relationship between production output and the inputs of labor and capital.
Ali Dinc   +4 more
doaj   +1 more source

Continuous-Logical Methods in Mathematical Economics

open access: yesStudia Humana, 2016
An application of continuous logic for the mathematical description of economical systems is given. Parallel, sequential, parallel-sequential and sequentialparallel systems are calculated using continuous logic (CL) methods.
Levin Vitaly I.
doaj   +1 more source

Mathematical Economics Comes to America: Charles S. Peirce's Engagement with Cournot's Recherches Sur Les Principes Mathematiques De La Théorie Des Richesses

open access: yes, 2013
Although Cournot’s mathematical economics was generally neglected until the mid-1870s, he was taken up and carefully studied by the Scientific Club of Cambridge, Massachusetts even before his “discovery” by Walras and Jevons. The episode is reconstructed
J. Wible, K. Hoover
semanticscholar   +1 more source

Covalent Binding of Dexamethasone to Polyimide Improves Biocompatibility of Neural Implantable Devices

open access: yesAdvanced Healthcare Materials, EarlyView.
The covalent binding of dexamethasone to the surface of polyimide represents the electrically inert part of implantable intraneural devices. This ensures a sustained release of the drug for 9 weeks. In vitro and in vivo tests confirm the reduction of the foreign body reactions and the improved biocompatibility of dexamethasone functionalized polyimide.
Giulia Turrin   +19 more
wiley   +1 more source

Notes on Michio Morishima's Understanding of Marxian Economics

open access: yesWorld Review of Political Economy, 2019
Michio Morishima's recapitulation and study of Marxian economics by means of mathematical methods focus primarily on the typical themes such as the labor theory of value, the theory of exploitation, the transformation problem, the
Xian Zhang
doaj   +1 more source

Transformative 4D Printed SMPs into Soft Electronics and Adaptive Structures: Innovations and Practical Insights

open access: yesAdvanced Materials Technologies, EarlyView.
This review highlights recent advancements in 3DP techniques that incorporate emerging multifunctional SMP materials for applications in e‐electronics, soft actuators, biomedical devices, and more. Abstract Shape memory polymers (SMP) have recently gained significant attention as multifunctional materials for flexible and wearable electronics ...
Muhammad Yasir Khalid   +4 more
wiley   +1 more source

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