I think if you ask 100 economists, 99.5% of them will tell you it is the most efficient and effective way that incents innovation. I would note that it's something that the Conservative Party of Canada campaigned on in the last election. Certainly it is a critical part of our plan to reduce emissions and to incent innovation and build a clean growth economy.
We've been very clear about that through three different elections, and it's something that Canadians endorsed in the last campaign.