D、即使该镇居民越来越热衷于种植自己的蔬菜,也不一定会给GTGC公司带来更多的利润,经济学常识告诉我们,利润等于销售总额减去成本。如果GTGC公司运营种子销售成本很高,例如种子本身成本,以及GTGC公司的宣传广告等品牌创造成本等,那么GTGC不但可能不会盈利,甚至有可能会亏本。另外,居民可能只喜欢种植少数的几种菜,那么增加种子多样性不会提高该公司种子的销售量。
15.The following appeared in a newsletter offering advice to investors.
Over 80 percent of the respondents to a recent survey indicated a desire to reduce their intake of foods containing fats and cholesterol, and today low-fat products abound in many food stores. Since many of the food products currently marketed by Old Dairy Industries are high in fat and cholesterol, the companys sales are likely to diminish greatly and their profits will no doubt decrease. We therefore advise Old Dairy stockholders to sell their shares and other investors not to purchase stock in this company.
A、首先怀疑该调查样本的数量以及样本选择的随机性。如果该样本基数很小,那么即使有80%的人,那么其绝对数也是很小的;样本选择的随机性不够,就不能够代表整个消费者人群。另外,该调查是否采用了暗示性问题?
B、ODI公司的视频含有较多的脂肪和胆固醇,但并不意味着该公司的食品就卖得不好。食品的销售不但和它的营养有关,还和食品的口感、包装有关。消费者可能会因为该食品口感好而选择继续购买。
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