In recent years more and more complex software packages and more specialized are used to model and to explain economic process. In this paper we present a study on Romanian’s investment funds volatility in ARCH and GARCH models using programming environment “R”. Representative elements of...

The strong consistency of the least squares estimator in multiple regression models is established assuming the randomness of the regressors and errors with infinite variance. Only moderately restrictive conditions are imposed on the stochastic model matrix and the errors will be random...

In this paper, the analysis is performed for Romania where, after 50 years of communism, the free market economy, based on the free initiative of entrepreneurship, has been returned. The implementation of a scientific management generating performances that can lead the sector of SMEs to the...

Bayesian methods constitute an alternative to null hypothesis significance testing (NHST). This article briefly reviews the concept of Bayesian methods, describes their differences from NHST, and discusses the potential of Bayesian methods to advance family business research and practice. We...

The report presents the results from the analysis of the population of Polish rural municipalities. The analysis was related to broadly conceived “sustained developmentâ€. An essential aspect was also associated with “comparison†(yielding “development qualityâ€),...

The bivariate Sinh-Elliptical (BSE) distribution is a generalization of the well-known Rieck’s (1989) Sinh-Normal distribution that is quite useful in Birnbaum–Saunders (BS) regression model. The main aim of this paper is to define the BSE distribution and discuss some of its properties,...

In recent years more and more complex software packages and more specialized are used to model and to explain economic process. In this paper we present a study on Romanian’s capital market volatility in ARCH and GARCH models using programming environment “R” as new statistical software....

By using smart meters, more data about how businesses use energy is becoming available to energy retailers (providers). This is enabling innovation in the structure and type of tariffs on offer in the energy market. We have applied Artificial Neural Networks, Support Vector Machines, and Naive...

В статье на основе эмпирических данных сайта Государственного комитета статистики Украины даётся частный анализ экономической ситуации на потребительском...

Major factors of efficiency of the economy of Ukraine, which influence is formalized in the form of valid regression models, are revealed. On the basis of the constructed models the forecast of dynamics of the basic parameters of efficiency of the economy of Ukraine for 2006-2007 is carried out....