We estimate the Mincer equations for a set of European countries. The variability of parameters, describing the impact of years of schooling and the experience to the wages, was obtained by application of the system of Seemingly Unrelated Regression Equations (SURE). The differences between...

The article presents the application of a linear regression model to the problem of space-time disaggregation of the GDP of the Polish economy. In the approach described, the structural parameters of linear regression are subject to estimation, where the annual GDP of voivodships (regions of...

We propose a non-standard sub-sampling procedure to make formal statistical inference about the business cycle, one of the most important unobserved feature characterizing fluctuations of economic growth. We show that some characteristics of business cycle can be modeled in a non-parametric way...

We discuss the empirical importance of long term cyclical effects in the volatility of financial returns. Following Cizek and Spokoiny (2009), Amado and Teräsvirta (2012) and others, we consider a general conditionally heteroscedastic process with stationarity property distorted by a...