当讲到《经济常识》“商品的价值”这一节内容时,常常有学生提出疑问,为什么有使用价值的劳动产品没有价值?他们认为,劳动产品既然耗费了人们的体力和脑力,就包含着没有质的差别的一般人类劳动。一种劳动产品,不论是否出售,是否用来交换,产品中无差别的一般人类劳动总是客观地存在着的,因而价值总是客观地存在着的。还由此推导出,从市场上购买来的物品,也仍然具有价值, When it comes to “economic common sense,” “the value of goods” section, students are often questioned why there is no value in the value of the use of labor products, they think that since the labor-intensive products consume people’s physical and mental power, it contains General human labor without qualitative differences. A labor product, whether or not sold, used for exchange, and the ordinary human labor undifferentiated in the product always objectively exist, so that value always exists objectively. It is also deduced that items purchased from the market are still valuable,