Economics, trade and finance — General Agreement on Tariffs and Trade — Anti-dumping measure — Subsidies and Countervailing Duties Agreement — Concept of dumping — Whether causal connection between subsidised imports and damage to domestic producers required — Whether sufficient that damage caused by general subsidy programme

Relationship of international law and municipal law — Treaties — Implementation by statute — Reference to treaty as aid to interpretation of statute — Duty of court, where possible, to construe statute in accordance with treaty — Whether court entitled to disregard plain words of statute — General Agreement on Tariffs and Trade — Implementing legislation in Canada

Treaties — Effect in municipal law — Implementing legislation — Interpretation — General Agreement on Tariffs and Trade — Subsidies and Countervailing Duties Agreement — Implementing legislation in Canada — The law of Canada