We could talk about the Nordic model. It seems to have worked well up there, in Denmark, Norway, Sweden. We could talk about what happens in the Mediterranean basin. In Israel, in Italy, and in Greece, it hasn't been quite that co-operative, so I come back to my point that the electoral system is secondary to the underlying political culture. That's going to be much more influential. As Professor Carty pointed out, there's no way of knowing how things will work out, but I'd be fairly optimistic if you change the system.
In New Zealand after it was changed—and voters wanted the change, they voted in favour of it—they got the change and then they got very upset. Had we had another referendum, they would have reversed it because they felt that a small party was the tail wagging the dog. The smallest party joined with an unlikely—