The only moral tenet governing the conduct of business in the shop was that the goods should be genuine and the price fair.

货真价实，是商店唯一的道德。

《新英汉大辞典》

But when the customer must take the insatiable words is enough, you can say I shop commodity price tag is generally genuine goods at a fair price, we do not discount.

不过遇到得寸进尺的顾客一定要把话语充足，你可以说我店商品明码标价货真价实，我们一般情况下是不打折扣的。

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It is only more recently that it has become increasingly understood that the production of goods is a waste of resources unless those goods can be sold at fair price within a reasonable time span.

只是在近些年来人们才越来越清楚的认识到，制造出的产品如果不能在一定的时间内以公平的价格卖出的话，就是一种资源的浪费。

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