大盘其实已调整一段时间了（20170321）-仅供参考 目前观点改变 中期看空了

下面的统计数据是sp500指数以1%为反转信号记录了变化幅度及时间。现摘取了自2005年以来下跌超过10日的下跌周期。最近14日跌2.1%， 大部分调整超过10日的都会跌超过2%。从时间上看，感觉已到尾声，从2%的统计来看，不排除再来个最后一跌。但本人觉的牛市依旧，中长线大可不比惊慌，做空者则机cover, 没有上车者可趁机上车

2005-03-07   1225 -   15 -5.0                                                   
2005-08-11   1237 -   11 -2.6                                                   
2005-12-14   1272 -   11 -1.9                                                   
2006-05-09   1325 -   10 -5.3                                                   
2008-06-16   1360 -   14 -8.2                                                   
2010-06-18   1117 -   10 -8.8                                                   
2011-07-22   1345 -   11-18.0                                                   
2012-05-01   1405 -   13 -8.1                                                   
2013-05-21   1669 -   10 -3.7                                                   
2013-08-02   1709 -   13 -4.0                                                   
2013-09-18   1725 -   14 -4.1                                                   
2014-07-24   1987 -   10 -4.0                                                   
2015-05-21   2130 -   11 -2.4                                                   
2015-08-10   2104 -   11-11.8                                                   
2015-12-29   2078 -   10 -9.4                                                   
2016-04-20   2102 -   11 -2.5                                                   
2016-08-15   2190 -   18 -2.9                                                   
2016-09-28   2171 -   13 -2.1                                                   
2016-12-13   2271 -   12 -1.5                                                   
2017-03-01   2395 -   14 -2.1  

再看sp500指数以2%为反转信号记录了变化幅度及时间。现摘取了自2005年以来上涨超过50日及跟随的一个下跌周期，看上去跌到3%的机会较大。

2005-10-13   1176 -   61  9.7                                                   
2006-01-11   1294 -   18 -3.1                                                   
2006-02-07   1254 -   63  5.6                                                   
2006-05-09   1325 -   10 -5.3                                                   
2006-07-17   1234 -  149 17.0                                                   
2007-02-20   1459 -    9 -5.9                                                   
2007-03-13   1377 -   57 11.2                                                   
2007-06-04   1539 -    3 -3.2                                                   
2009-10-30   1036 -   53 10.6                                                   
2010-01-19   1150 -    8 -6.9                                                   
2010-02-08   1056 -   52 14.3                                                   
2010-04-23   1217 -   10 -9.0                                                   
2010-08-26   1047 -   50 15.9                                                   
2010-11-05   1225 -    7 -3.9                                                   
2010-11-16   1178 -   65 13.3                                                   
2011-02-18   1343 -   17 -6.6                                                   
2013-10-08   1655 -   68 11.2                                                   
2014-01-15   1848 -   12 -5.9                                                   
2014-04-11   1815 -   71  9.1                                                   
2014-07-24   1987 -   10 -4.0                                                   
2016-11-04   2085 -   78 14.0                                                   
2017-03-01   2395 -   14 -2.1