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- [2] Canadian paper and forestry earnings damaged by U.S. softwood lumber duties [J]. Pulp and Paper Week, 2002, 24 (43): : 6 - 7
- [7] Productivity Growth in Canadian and U.S. Regulated Industries [J]. INTERNATIONAL PRODUCTIVITY MONITOR, 2010, 19 : 50 - 65
- [8] Substitution between U.S. and Canadian Wheat by Class [J]. CANADIAN JOURNAL OF AGRICULTURAL ECONOMICS-REVUE CANADIENNE D AGROECONOMIE, 2011, 59 (04): : 417 - 433
- [10] U.S. BUDGET Sequestration Takes Aim At Federal Science Spending [J]. SCIENCE, 2013, 339 (6116) : 127 - 129