一位倡导者认为，当我们评估草饲农业的成本效益时，应该考虑许多其他好处。
One advocate believes that many other benefits should be taken into consideration when we assess the cost-effectiveness of grass-fed farming.
史密斯反驳说，如果你把政府谷物补贴的隐藏成本、环境恶化以及人类健康和动物保护的减少考虑在内，那么草饲模式更具成本效益。
Smith counters that if you factor in the hidden cost of government corn subsidies, environment degradation, and decreased human health and animal welfare, grass-fed is the more cost-effective model.
对药物的选择考虑到了患病率、药效证据、安全性以及相对成本效益。
They are selected with regard to disease prevalence, evidence of efficacy, safety, and comparative cost-effectiveness.
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