correction again, bid-ask is the profit for the middle men.
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送交者: Enlighten 于 2008-10-07, 16:39:43:
回答: correction: bid will be lower than ASK 由 Enlighten 于 2008-10-07, 16:29:33:
if more people sell than buy, then they cannot find matching buyers. so they have to lower the ASK price to a point which it's low enough to have the same demand in terms of number of shares.
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