“…Similar tests have been conducted for different variables in earlier studies(Alsasua et al 2007;Basarrate 2003;Alsasua et al 2001;Boscá et al 1997;Lagares 1988). 9 Information gaps resulted in only the following countries being used, Germany, Belgium, Denmark, Spain, France, Greece, the Netherlands, Ireland, Italy, Luxembourg, Portugal and the UK.…”