Obviously we are looking, in the balance of all things, to see an increase and longer-term commitment to infrastructure. But there is a balance, and we recognize that. We don't want to suggest otherwise.
Certainly I think some of the tax issues are related to productivity issues. The flip side of increasingly attractive tax rates is that we haven't yet seen the level of productivity improvements. It's coming in the right direction, but if we lose sight of that element, I think we will do ourselves some disservice.