TY - Front. Econ. China A1 - Haiwen Zhou T1 - Intermediate Inputs and External Economies Y1 - 2014-07-04 JF - Frontiers of Economics in China JO - Front. Econ. China SP - 216 EP - 239 VL - 9 IS - 2 UR - https://academic.hep.com.cn/fec N1 - 10.3868/s060-003-014-0012-1 ER -