Opinion of the Economic and Social Committee on: - the proposal for a EP and Council Regulation amending Reg. 1612/68 on freedom of movement for workers within the EC - the proposal for a EP and Council Directive amending Dir. 68/360 on the abolition of restrictions on movement and residence within the Community for workers of Member States and their families, and - the proposal for a EP and Council Decision establishing an Advisory Committee on freedom of movement and social security for Community workers and amending Council Regulation 1612/68 and 1408/71.