“…The critical review and synthesis of the empirical literature (Table 1) and some selected discussion papers on the NC (Berragan 1998, Schulmeister 1999, Adams 2000, Ashworth 2000, Wright 2000, Alderman & Lipley 2001, Harker 2001, Moore 2001, Snedd 2001, Da Costa 2002, Jones 2002, Watson 2002, Coady 2003, Meiner 2004, McSherry & Johnson 2005) provides evidence that evaluation of the NC role is taking place. The literature highlights the importance of evaluating the impact of the NC on a international (Hewitt & Tellier 1996, Happell et al. 2002, Hekkinki et al.…”