You're correct, there hasn't been. As I said, the only item that has been specifically costed is the elimination of interest, of the withholding of tax on arm's-length and non-arm's-length interest. You're also right, though, that there are other measures that will help taxpayers. A good example, I think, is the change to an institute, the deductibility of certain pension contributions for cross-border workers, and for temporary transfers from one country to another. That will represent some tax savings in some cases, and tax savings to taxpayers implies a revenue cost to governments. It's not considered to be a large amount. It works both ways as well, because it will facilitate American cross-border workers in Canada or temporarily working in Canada too, so that has to be taken into account.
On December 6th, 2007. See this statement in context.