回复：不是观念，而是价格。哪里都一样，所以在北美，中国推广都非常困难。

You have a point, sometimes they are selling at the same price as conventional food. For sure, it dependents on how much you want pay for your food. People who go to organic are most YUP, they do not own a house, or even a car. It is easier for you to find a store selling organic in downtown where YUP live.