Model analysis shows that relaxation of the control of investment capital will increase the unfavorable balance of international payments and the correcting difficulty of the excess commodity supply in the market at home; relaxation of speculative capital control will increase the correcting difficulty for outer unbalance; 模型分析显示:投资性资本管制放松会增大国际收支逆差和国内商品市场超额供给的矫正难度,投机性资本管制放松会增大外部失衡的矫正难度;