1987年重新修订了加拿大——美国自由贸易协定。加拿大政府制定了有利于外商开采铀矿的新政策。协定有利于缓和某些不稳定因素。原则上,美国同意免除从加拿大进口铀的限制,加拿大也同意免除对美国出口铀的相应限制。该协定于1988年1月2日生效。去年12月加拿大宣布了关于外国产权的新政策,规定投产后加拿大本国产权至少占51％。如果工程项目是由加拿大控制的,比 1987 Revised the Canada-US Free Trade Agreement. The Canadian government has devised a new policy favorable to foreign uranium mines. Agreements help ease some of the destabilizing factors. In principle, the United States agreed to waive the restriction on the import of uranium from Canada and Canada also agreed to waive the corresponding restrictions on uranium exports from the United States. The agreement entered into force on January 2, 1988. In December last year, Canada announced a new policy on foreign property rights, requiring at least 51% of Canada’s own property rights to go into production. If the project is controlled by Canada, than