Introducing the approach by Masanao Aoki (1981) to time series econometrics, we show that the dynamics of symmetric linear possibly cointegrated two-country VAR models can be separated into two autonomous subsystems: the country averages and country differences, where the latter includes the...

This paper investigates which shocks drive asynchrony of business cycles in the euro area. Thereby, it unites two strands of literature, those on common features and on structural VAR analysis. In particular, we show that the presence of a common cycle implies collinearity of structural impulse...

The present paper discourses on how European integration and gradual enlargement has affected the synchronicity in business cycles in EU regions. The analysis, which is conducted on annual data at the NUTSII level, is based on the following grounds: First, it examines the degree of synchronicity...