常見例句What Mean Impacts Miss: Distributional Effects of Welfare Reform Experiments By: Bitler, Marianne P; Gelbach, Jonah B; Hoynes, Hilary W. 平均影響因子缺失的內(nèi)容:福利改革實(shí)驗(yàn)的分配效應(yīng)。 返回 Gelbach