中文摘要：

为有效防范外汇储备规模波动风险,对超额外汇储备形成的原因进行深刻剖析。摘取外汇储备、GDP、外债余额、外商直接投资累计余额、进口额等变量,建立契合我国实际模型。研究结果表明,我国外汇储备规模增加受到变量GDP、外债余额、进口额、外商直接投资累计额等影响。研究结果可以为管理部门实施风险最小化以及兼顾收益最大化等目标提供参考。

英文摘要：

In order to effectively prevent the risk of fluctuations in the scale of foreign exchange reserves,the reasons for the formation of excess foreign exchange reserves are analyzed. The removal of foreign exchange reserves, GDP, the balance of foreign debts, foreign direct investment accumulated balance, imports and other indicators to establish fit our country actual model. The results of the study show that China＇s foreign exchange reserves increased by variables GDP, foreign debt balance, imports, foreign direct investment total amount effect. This discovery has important practical significance for the management of the implementation of risk minimization and taking into account the maximization of revenue and other objectives, has important practical significance.