代写英文论文

美国物流学论文代写

美国物流学论文代写

坏消息理论意味着股票价格完全反映了当前的信息。1987年的市场崩盘可以被看作是基于自然的坏消息理论,因为理论的支持者暗示,在泡沫破裂的周末之前收集了大量的坏消息,这解释了价格的急剧下跌。文献表明,随着周末业务的结束,信息的可用性会在证券价格中得到整合。各种各样的新闻,如美元贬值、美国预算和贸易赤字、政治美国总统问题等,以及更多的原因导致了预期的进程。因此,该理论解释了股价的下跌。

美国物流学论文代写

另一种理论是对市场失灵的恐惧,市场机制失效的恐惧导致投资者在赎回之前就开始抛售证券,从而导致了预期的失败。这一理论提供了自我修正现象的例子。第三种是过度的套期保值理论,认为投资组合保险是一种对冲策略,增加了崩溃的幅度。两种类型的信息激励和信息自由投资者持续买入和卖出股票。当股票价格快速下跌,导致股票市场崩溃时,这是为确保投资组合的头寸进行保险和再平衡而采取的措施。

美国物流学论文代写

The Bad News Theory implies that the stock prices completely reflect the information present. The market crash of 1987 can be regarded as the bad news theory based in nature as the proponents of theory imply that the vast range of bad news was collected prior to the weekend of the bubble burst that explains the sharp decline in prices. It is suggested by the literature that the availability of information gets integrated within the prices of security as the business closes on the weekend. The variety of news such as the devaluation of dollar, twin U budget and trade deficits, political US presidential problems and more resulted in the reduction of the process that were expected. Hence, the theory explains the stock price decline. Another theory is the fear of market failure herein the fear of the market mechanism failure leads to investors towards unloading of securities prior to the callable that in result induced the anticipated failure. This theory provides with the example of self-correction phenomena.

美国物流学论文代写

Excess of hedging theory: The third is the excess hedging theory suggesting that the portfolio insurance as one of the hedging strategies increased the magnitude of crash. The two types of information motivation and information free investors continuously buy as well as sell the stocks. This is done for insuring and rebalancing the positions of their portfolio when the prices of equity declines rapidly and this causes the stock market to crash.