Thank you, Mr. Chair. I'm happy to respond.
There's a lot involved, as mentioned in your laundry list, which is one of the reasons that we've been calling, and supporting the calls of others, for a national supply chain strategy. Key to that is identifying, nurturing and promoting key dedicated trade corridors—for example, this tremendous marine highway that we have with the Great Lakes and the St. Lawrence system.
In terms of investing for capacity, certainly this is very important to Canada's port authorities in terms of both physical capacity and virtual capacity, which you get by investing in technology and innovation. That improves the efficiency of the capacity you have.
I'd say there are a couple of factors—