And the market has not only a long stable non-periodic cycle related to policies a little, but also has a short unstable cycle caused by policies, which causes persistence and reversion in short term.
市场不但有一个不受短期政策影响的稳定的非周期循环，而且还有一些由短期政策冲击造成的不稳定的循环点，导致了短期的持续与反转。
The trend component and non-periodic cycle components with different average cycle of the log-price series were found.
得到了趋势项和几个不同平均周期的非周期循环分量。
应用推荐