在债务危机中。拉丁美洲国家和东亚国家的汇率管理和贸易政策发挥了何种程度的作用？还有别的重要因

素可以解释这种差别吗？ To what extent can exchange-rate management and trade policies account for the different performances of Latin America and East Asia．during the debt crisis？Are there other important factors as well to account for this difference？