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...

Complex systems are characterized by deterministic laws (which often may be hidden) and randomness. A tool to analyse those systems is recurrence quantification analysis (RQA). RQA does not rely on any sort of assumption of stationarity and is not sensitive to singularities and transitions. It...

This chapter is dedicated to describe RQA applications in detecting spatio-temporal recurrent patterns of dynamical regimes of economic time series. Here we investigate the nature of economic dynamics and specifically of business cycles Orlando and Zimatore (Chaos, Solitons Fractals 110:82–94,...

While monthly wage inequality in Germany continued to increase strongly until 2010, it recently returned to the level of the year 2000. We assess the role of the national minimum wage introduced in 2015. Unconditional quantile regressions combined with difference-indifferences show significant...