ECDEC1: Should decisions about taxes should mostly be made by the EU or by individual governments? ECDEC2: Should decisions about controlling pollution mostly be made by the EU or by individual governments? ECDEC3: Should decisions about defence mostly be made by the EU or by individual governments? ECDEC4: Should decisions about the rights of people at work mostly be made by the EU or by individual governments? ECDEC5: Should decisions about immigration mostly be made by the EU or by individual governments?