First of all, I've looked at Professor Tombe's study and I've looked at the calculations used by the Bank of Canada.
I've actually made some comments publicly about how shallow the Bank of Canada's calculations were. They looked at only three components of the CPI. I want to register that very quickly.
In Professor Tombe's analysis, he uses statistics from the social science depository that is available to all of us—to you, to me—and that data is not clear. Again, I've said this earlier. To correlate the carbon tax policy with retail prices is dangerous, because you have to base it on several weak assumptions, and that's what Professor Tombe did. I did say that, and I actually sent an email to him about this.
Now, I'm not against the carbon pricing at all, by the way. I actually am supportive of it, but we also need to—