WORLD TRADE
When the world's monetary powers agreed to realign their currencies in return for an end to the U.S. import surcharge, one important country was missing from the revaluing ranks. Canada, the largest U.S. trading partner, had already allowed its dollar to float to higher levels more than a year earlier. Ottawa officials hope that their dollar will float down again so that Canadian exports will be cheaper in the U.S., and the Nixon Administration so far has not pressed Canada to fix a formal rate for its dollar.
U.S. trade officials expect a major concession in return for their permissiveness: revision...