By Commodity News Service Canada WINNIPEG, May 5 – The Canadian dollar ended slightly firmer against the US dollar on Tuesday, lifted by strength in crude oil values, analysts said. The Canadian dollar closed at US$0.8284 or US$1=C$1.2072 on Tuesday, which compares with Monday’s North American settlement of US$0.8270 or US$1=C$1.2092. Further support came from […] Read more