Showing 1 - 10 of 35
This paper presents an overview of some general concepts and techniques of an adequacy estimation of simulation models of the banking business processes. A proposal on specific requirements for computer simulation models to banking activity re-engineering and optimization is formulated.
Persistent link: https://www.econbiz.de/10015237965
The paper deals with the role of the isomorphism and homomorphism in the theory and practice of simulation. These concepts are considered as a methodological framework for models adequacy evaluation and for their suitability extent estimation to the study and improvement of economic systems,...
Persistent link: https://www.econbiz.de/10015237989
Parallel calculations on modern multiprocessing technics open new opportunities in application of mathematical models for research ekonomy of region. Use of normative models was limited to complexity of their identification due to a lot of unknown parameters. In work the technique of...
Persistent link: https://www.econbiz.de/10015255554
Russian Abstract: Оценка моделей с изменяющимися во времени параметрами нашла широкое распространение в макроэкономических исследованиях, реализуемых в течение...
Persistent link: https://www.econbiz.de/10013323430
New mathematical algorithm is proposed to find the controlling influences in a problem described by the system of ordinary differential equations but containing some unknown parameters which cannot be measured. The only restriction is that these parameters change slowly on the considered time...
Persistent link: https://www.econbiz.de/10015240796
Article on the use of system analysis methodology for modeling socio-economic processes. The author justifies the methodological approach, based on dynamic analysis of exogenous processes in economic and social management practices. Particular attention is paid to the use of index indicators...
Persistent link: https://www.econbiz.de/10015244122
In this paper we consider a set of machine learning and econometrics models, namely: Elastic Net, Random Forest, XGBoost and SSVS as applied to nowcasting a large dataset of USD volumes of Russian exports and imports by commodity group. We use lags of the volumes of export and import commodity...
Persistent link: https://www.econbiz.de/10015253569
We continue publishing the four-part consultation of professor of Moscow School of Economics of Lomonosov MSU Dean Fantazzini. The first part, that appeared in 2 (10), 2008 of the journal, dealt with the introduction to the problem (section one: basic concepts and types of financial risks,...
Persistent link: https://www.econbiz.de/10009190191
This paper examines the relationship between the Russian ruble/US dollar exchange rate and global oil prices using autoregressive model with Markovian regime shifts. Empirical analysis on daily data for 2009–2019 shows that exchange rate dynamics is best described by three regimes,...
Persistent link: https://www.econbiz.de/10015216170