Trevor Tombe on how to make ‘one Canadian economy’

One of the biggest challenges facing the Canadian economy is improving what we already do: Better efficiency, more open trade. It's what Ottawa is calling ‘one Canadian economy.’ Trevor Tombe is one of Canada's most sought after economists and the go-to expert on interprovincial trade barriers. He talks to host Amanda Lang about how we get there and the winners and losers of cross-Canada trade.