Excerpt:
Alberta accounted for $21.4 billion in imports and exports through the Port of Vancouver in 2016, which delivered considerable benefits for both provinces. Alberta’s 2016 exports to China, Japan and the rest of Asia totalled $5.7 billion alone, the Business Council of B.C. reported last summer....
Both provinces sell the majority of their exports to the United States, but as inter-provincial trading partners, B.C. and Alberta are bigger customers for each other than China is for either. In a 2017 report, the Business Council of B.C. characterized their economies as arguably the most interdependent among any two provinces in Canada.