送交者: Enlighten 于 2006-3-20, 15:30:41:
回答: right, it is the arbitrage power that moves marketet 由 PhonyDoctorPhD 于 2006-3-20, 15:20:49:
strategy that is aimed at making profit without incurring risks.
The market machanism is not mainly driven by this specific type of strategy, but rather, the buyer and seller's "natural" reaction to price and demand.