“Thankfully, I don’t have to make the decision,” said Ferguson at the Citizens Theatre in his home city of Glasgow. “I have a great assistant in Carlos Queiroz, I think he will be a strong candidate.”
He added: “We have new owners now and I don’t know how they look at the situation over in America.
“They have been great supporters of everything we have done but they may have their own ideas.
“The thing is I have not made my mind up when I’m retiring. It’s a difficult one. It’s not going to be an easy decision.
“The important thing is to leave a good team. The present team is very, very good but they will get better.”