In other words , if the 3 - day chart shows down trend , it is always better to sell short on rallies using the minor trend chart for placing stop loss orders 换言之，如果在3日图中显示向下降趋势，那么在使用次级趋势图表作为止损位的前提下，比较适合在反弹行情短线卖出。
The same when the 3 - day chart shows up trend : it is always better to wait for reactions of 3 days and buy than it is to sell short , except in cases where there is a sharp advance 同样，在3日图中显示趋势向上，等待3天的反向行情，一般买进总比卖短更加适合，除了遇到那种急速上涨的情况。
Since stock price bubbles can effectively reduce the user - cost of capital , managers are likely to increase real investment through issuing new shares if the firms are unconstrained in their ability to sell short 摘要本文主要从金融经济学角度考察股价泡沫的存在性以及股价泡沫对于企业投资行为的影响。
This also proves that no matter how low the price is you can make big profits by selling short and no matter how high the price is you can make money buying so long as you are going with the trend up or down 这就证明了不管价格走多低你都能通过短线获得巨大利润，不管其走多高只要你都跟随涨跌趋势你都赚钱。
If optimists are willing to bid up the shares of some faddish stocks , and not enough courageous investors are willing to meet that demand by selling short , then optimists will set the price 如果市场多头愿意为某些热门的股票竟出高价，但没有那么多的投资者有勇气愿意卖空来满足多头的需求，这样多头最终就会把价格推高。
And the result can be but one thing , they will lose their money , while the man who follows the trend will sell short all the way down and sell at new low levels and make a fortune 或许会出现那样的结果，但是有一点是可以肯定的：那就是他们损失了大量的资金，而那些跟着趋势卖空的人在整个熊市的情况下卖空自己的货物而获得丰厚的利润。
A fund , usually used by wealthy individuals and institutions , which is allowed to use aggressive strategies that are unavailable to mutual funds , including selling short , leverage , program trading , swaps , arbitrage , and derivatives 此类基金有别于共同基金，被富有的个人和机构用于实施进取型策略，包括卖空、杠杆操作、程序交易、互换交易、套利交易和衍生品交易。
In the fourth chapter , the application effect of portfolio theory has been verified , the result shows that these portfolio models do n ' t have evident advantage . when considering sell short constraint , single index model shows better afterwards return rate and can be looked as an important 2 reference by equity mutual fund 论文的第四部分对投资组合理论在我国基金中的应用进行了实证分析，研究表明根据投资组合理论求出的模型并不具有明显优势，但加入不允许卖空约束后的单因素模型取得了较好的事后收益率，可作为投资者投资基金的重要参考。
So we think that is not the best explanation which fits for the price change of shanghai a - share . at last , this chapter discussed that without suitable riskless assets and selling short mechanism led the difference between capm and practice of china ' s stock market . after positive analysis , this thesis came to the conclusions and gave some appraisal for application Anempiriealstudyof形skretur “ ， andequilibrium : ba ， edonshqnghqi八一sh即em少ket在完成实证分析后，本文最后一章得出了全文的基本结论，还就相关理论的应用问题作了评价并提出建议。
