Then there is: "We were told it was just a Common Market"
You weren't...you really weren't. I don't care how you remember it.
Here is Enoch Powell explaining that "of course" there is a loss to parliamentary Sovereignty because it is merged, and that the people advocating joining are the ones who are emphasising this fact more....
Anyone saying "It's only a Common Market" or "It's just about trade".
I have never found anyone saying that.