Passage 2In the first half of the 1980s, it was conventional wis

Passage 2
In the first half of the 1980s, it was conventional wisdom to say that the exceptional strength of the dollar was partly responsible for-and helped to offset-the increasing weakness of dollar-denominated commodity prices. 【All other things】 being equal, so the argument went, a subsequent 【fall in the dollar】 might be expected to give a compensating boost to dollar commodity prices.
39.What do"all other things"mainly refer to?
【正确答案】：The market forces--chiefly demand and supply.