Ideas of vanguard investigators about applying probability models and applications (stochastic processes and inference, distributions and characterizations, Bayesian inference, selection methods, regression methods) in health and economic research.
The technology of modelling and evaluation of economic security factors. Modelling the factors of economic security envisages the compliance of the development of relations within the enterprise system to the processes of changes of its economic status.
The tools application in the areas: quantitative measures of nonlinear dynamics, Monte-Carlo statistical hypothesis testing, nonlinear modeling. The method of surrogate data. Estimation of correlation dimension. Times series embedding and reconstruction.
The development of understanding the least squares and related statistical methods without becoming excessively mathematical. The review of key concepts in simple linear regression, matrix operations, and multiple regression. Geometric interpretations.
Analyze the efficiency and the overall performance of Turkish airports using the data envelopment analysis. Efficiency scores under constant returns to scale. Indentifying the most and least efficient airports in Turkey using data envelopment analysis.
Description of the modern state of problem of feed is in preschool educational establishments. Decision of task of optimization of ration, making an example of calculation of plans of feed. Development of software product for the decision of this task.
Порівняльний аналіз компенсаційних методів негативного впливу динамічного оточення на проект. Суть кожного з них. Порівняння методів компенсації негативного оточення, виявлення їх переваг та недоліків. Сутність методу стратегічного планування діяльності.
Business statistics, mathematics, probability, models, and the real world. The use of statistics in business. Two ways of being wrong. Three Types of Probability. Counting possible outcomes: the rule of insufficient reason for classical probability.
Non-uniform distributions in hotelling model. Decision making under uncertainty and ambiguity in hotelling model. New markets and new products in Hotelling model. Formulation of the problem and motivation. Optima number of demo products.
Identification of substantial changes in autocorrelation of BRICs’ stock markets index returns after experiencing these failures of financial systems in Russia, Brazil and Chinese. Testing for structural breaks in an ARMA-GARCH-model on the crisis dates.
European options on several assets. The Black-Scholes-Merton model. Numerical method. Sparse grid combination technique. Applying the method to the option pricing problem. Solving the transformed equation. Monte Carlo simulations. Bermudan styles.
An empirical study of long-term interrelations and short-term adjustment mechanism when making consumer decisions by households in UA. The paper presents a statistical analysis of the dynamic properties of the series of consumption, income and inflation.
Comparison of the results of combining quality indicators presented in verbal-numerical scales (based on the matrix of correspondence between the classes of verbal and numerical equivalence), with the aim of obtaining the scale of complex quality index.
Justification of the importance of financial analysis of enterprises in the modern market economy. Estimating of the current financial condition of the enterprise using the constructed fuzzy model that implements Mamdani's fuzzy inference method.
Main trends in the development of local markets for crop products. Analysis of methodical approaches to the application of econometric methods to determine promising directions of development of these markets. Systematization of the factor indicators.
The significance of these results is the possibility of increasing the accuracy of the forecast of exchange rates on the Internet market by using advanced mathematical apparatus, based on the set of factors affecting the fluctuations of exchange rates.
Data Analysis and Model-Building Basics, making Predictions by Using Regression. Comparing Many Means with ANOVA. Building Strong Connections with Chi-Square Tests, rebels without a Distribution. Ten Errors in Statistical Conclusions, Practice Problems.
Formation of the economic-mathematical model of small enterprises functioning. Analisis of dynamics of enterprises development providing investment mobilization. Model solutions in the dimension of frequency characteristics due to Laplace transformation.
The influence of controlled and uncontrolled factors on price formation in public procurement procedures. Advantages and drawbacks of competitive tender procedures. The mathematical model for estimating the expected procurement price depending of bidders.
The impact of globalization and the expansion of international trade in the LDCs. The definitions of the mechanism by which these factors lead to a weakening of LDC institutions with a low level of technology, which can not absorb the advanced technology.