问题
判断题
International trade and domestic trade are different from each other in that factors of production are more mobile within a country than across countries．( )
答案
参考答案：对
解析： 与国内贸易一个重要的区别是，生产要素(factors of production)在国内能够自由流动，而国际间资本、劳动力等生产要素的流动受到很多因素的限制。