If it has to be roses, stores charge top dollar for long-stemmed red, so maybe pink and short-stemmed will do.

要是必须得玫瑰，长茎的红玫瑰最贵，可以选粉红色短茎玫瑰。

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In effect, the more information people have, the tighter the relationship between quality and price: if you can deliver a product or service that is qualitatively better, you can charge top dollar.

事实上，人们拥有越多的信息就越紧缩价格与质量的关系。如果你能生产出高质量的产品或是提供高质量的服务，你可以收取高价。但如果没有这个质量，你便无法制定较高的价格。

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