You may recall that some while ago, a massive Canadian pension fund attempted to buy Auckland airport and were pretty much told to get lost.
I was mildly amused when I came across the following story, therefore! It seems it is very much do as I say, not as I do, when it comes to these things.
http://www.stuff.co.nz/business/industries/7721138/Super-fund-wants-to-buy-UK-airport-report