This paper presents the results of analysis of innovative activities in the Polish manufacturing enterprises. Using data for the years 2006–2009, the effectiveness of innovative activities is estimated under two groups of models. The results indicate the significantly positively impact of soft...

This paper examines the business cycle properties of Visegrad group countries. The main objective is to identify business cycles in these countries and to study the relationships between them. The author applies a modification of the Fourier analysis to estimate cycle amplitudes and frequencies....