At last, some indirectacting factors are estimated by analogy method. The economic contribution degrees between Wuhan-Guangzhou PDL to Hunan province are evaluated synthetically.
最后通过类比法对一些间接影响因素进行了具体测算，综合评价了武广客运专线对湖南地区经济贡献度。
2
However, it may be that oil money flows into Treasuries via an indirect route, for example through fund managers acting on the oil nations' behalf.