The well-know Tobin effect and pipe effect describe their substitution and complement respectively.
“托宾效应”和“导管效应”分别描述了它们二者之间的替代和互补。
There is either substitution or complement between domestic capital and foreign capital.
内资、外资或存在替代关系，或存在互补关系。
There is either substitution or complement between domestic capital and foreign capital.
内资、外资或存在替代关系，或存在互补关系。
应用推荐