WP7 answers the demand that "the research will present alternative scenarios for policy reform (e.g. differing in the extent of harmonisation and convergence) and will pronouce on what the appropriate level of harmonisation of the CEAS should be". Specific objectives include: designing an ideal-typical CEAS taking into account optimal outcomes in terms of refugee protection and equity between Member States, and establishing where, and how much, harmonisation of asylum and refugee policies between the Member States is desirable when the aim is to have a sustainable CEAS.