Rehn favours Turkish membership but has controversially suggested permanent restrictions on the free movement of workers from Turkey, "in case serious disturbances occur in the labour market within the EU as a result of Turkey’s accession", an attitude seen by some as running counter to the whole purpose and spirit of the EU. He has stressed the importance of greater respect for human rights and civil liberties as preconditions for Turkey's entry, while acknowledging the advances it had already made in this respect.