I'll answer the question, but first, with regard to Talisman, I think what actually happened in that case was at the time very specific.
In fact this company was Canadian, but it had its home, by the way, in Amsterdam. It had a subsidiary in the Netherlands. Talisman was indeed put in a certain position and pushed, through Canadian choices and ethical standards, to move out of Sudan, and I think Canada can congratulate itself that it has done that. That is exactly the sort of accountability that Canada and society should ask from their companies, and they should withdraw if at any point they operate in a setting in which they can only be contaminated by, or implicated in, violence and civil war.
It is a fact that afterwards another company may come in, but I think you should be very careful not to lower standards—human rights standards as well as livelihood standards—just because others would not have those standards either. There I would just say—