"For a long time, EU member states have been reluctant to transfer social governance competences to Brussels. Over time, each member state has developed its own social governance system. However, due to the mismatch between a Brussels-regulated, barrier-free internal market which reinforces or even causes serious threats to the national social security systems and the lack of competences to cope with the arising challenges, alternative modes of governance have been established on EU level." (Quoted from article)