arbitragers

Results show that the existence of risk for rational arbitragers and the investors'psychology overconfidence could limit the rational arbitrageur 's behavior .

模型的分析结果表明，投资者的过度自信会限制套利者的套利行为。

The model not only embodies irrational characteristics of positive feedback traders , but also reflects the stage feature of arbitragers ' hybrid-rational .

该模型既反映了套利者混合理性的阶段性属性，也显示了正反馈交易者的完全非理性特征。

Market traders include hedgers , arbitragers and speculators . The approaches proposed in this paper are mainly for hedger and arbitrager , with little contribution to speculators .

其中，交易者可具体划分为套期保值者、套利者和投机者，而本文的交易策略主要针对套期保值者和套利者，对投机者指导意义不大。

Many shareholders would have accepted that , particularly the arbitragers who bought Yahoo on Friday , pushing its price up by 7 per cent to $ 28.67 in anticipation of a deal .

很多股东可能都会接受这个报价，特别是在上周五买进雅虎股票的投机者因预计交易会达成，他们推动雅虎股价上涨了7%，至28.67美元。

At present the risk theory of the future market takes a dominant position in the theories on the future market . The theory believes that the arbitragers transfer the risk , the speculators bear the risk and all the activities on the future market center around the risk .

目前在期货市场理论中占主导地位的是期货市场风险论，期货市场风险论认为套期保值者转移风险，投机者承当风险，期货市场的一切活动围绕着风险进行。