How does crowd psychology affect financial returns? That is a question economists have been pondering ever since traders first huddled in physical trading pits, dealing floors or around computer screens. And this week the issue has become doubly relevant, given how markets in gold – or even Bitcoins – have gyrated.
從衆心理如何影響投資回報？自交易員們第一次在實體的交易區、交易大廳或電腦螢幕旁「扎堆」以來，經濟學家們就一直在思考這個問題。上上週黃金乃至比特幣(Bitcoin)市場的動盪，加倍凸顯出這個問題的重要性。
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