The best thing I can do is leave that to my hon. Friend the Member for Aberdeen South (Callum McCaig), who is an expert in these matters. He will be
summing up for our party and is from that part of the country. I am aware that the Scottish Government have been undertaking considerable work on this matter. Our growth commission is under way, and part of its work deals with looking at precisely the matter the right hon. Gentleman raises. The commission is yet to report.