“…Adding to this problem is the heterogeneity of this workforce, particularly when considering migrant workers (see, amongst others, Author et al, 2014;Author, 2014;Clark and Drinkwater, 2008;Curries, 2007;Holgate, 2005;Krings et al 2011;Silla et al, 2005;Thompson et al, 2013;Wickham et al, 2009). The issue of migrant workers has become particularly important in the UK since the A8 EU expansion of 2004 (see, for example, Anderson et al, 2006;Drinkwater et al, 2006;McDowell et al, 2008) when eight central and eastern European countries joined the EU.…”