The recent economic crisis has altered the dynamics of economic series and, as a consequence, introduced uncertainty in seasonal adjustment of recent years. This problem was discussed in recent workshops at the European Central Bank and at Eurostat in the context of adjustment of the Euro Area...

This paper makes three contributions. (1) It summarizes in tabular form a recent literature made of 36 micro-econometric studies for 16 different countries on the relationship between export destination and firm performance. (2) It reports estimates of the productivity premium of German firms...

The complex datasets cannot be analyzed using only simple regressions. Multilevel models (also known as hierarchical linear models, nested models, mixed models, random coefficient, random-effects models, random parameter models or split-plot designs) are statistical models of parameters that...

Turkey, as an emerging economy, has a unique experience regarding to the relationship between the rate of inflation and the exchange rate. As opposed to developed countries, the effects of exchange rate fluctuations are felt significantly on inflation dynamics and these fluctuations also...

The present study discusses energy supply challenge and assesses renewable energy potential in the studied countries. Moreover, energy demand as well as demand projection is assessed until 2020. Resulting CO2-eq emissions are also projected. The study reveals that the countries under examination...

The package provides the generic function fxInteractive() to facilitate the interpretation of various kinds of regression models. It allows to observe the effects of variations of metric covariates in an interactive manner by means of termplots for different model classes. Currently linear...

In this paper we intend to present an overview of the advantages of using R – the most powerful statistical software. The statements on R are exposed versus SAS and SPSS – actually the most used statistical software in Romania. The study also focuses on comparing strengths and weaknesses of...

This paper presents a new user-written STATA command called ivtreatreg for the estimation of five different (binary) treatment models with and without idiosyncratic (or heterogeneous) average treatment effect. Depending on the model specified by the user, ivtreatreg provides consistent...

The paper focuses on Nigeria, which has over the years invested substantially to improve the educational attainment of the labor force and to raise productivity but yet still faces declining real output and slow economic growth. The study observes that this puzzle is attributable to labor market...