The _____ effect suggests that speculations can sometimes be destabilizing as the actions of the international investors move the exchange rate away from the long-run equilibrium value consistent with fundamental economic influences.
【单选题】听力原文:M: Miss Green, could you do me a favor? Can you work overtime tonight? I need this report done for the staff meeting. W: Well, I'll still have to cancel some of my plans for the evening. How soon...