Well-summarised insights from the OECD on Irish Government performance based on 2011-2012 data: http://www.oecd.org/gov/GAAG2013_CFS_IRE.pdf
Latest Government at a Glance page for all countries: http://www.oecd.org/gov/government-at-a-glance-information-by-country.htm
Note, to adjust for GDP/GNP gap in the case of Ireland, use roughly 20% gap (longer-term average).