Concern for health can also motivate ethical behaviour in industry, as when pharmaceutical companies dramatically cut prices for AIDS medicines.

卫生关注还可推动工业界的道德行为，制药公司大幅降低艾滋病药品价格就是一个例证。

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Don Shenker, of Alcohol Concern, thinks a minimum price of at least 40p per unit might begin to affect behaviour.

酒精饮品公司的Don Shenker，认为至少每单位40便士的最低限价才可能对行为产生影响。

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Most also, says the Safe Schools report, "engaged in some behaviour, prior to the incident, that caused others concern or indicated a need for help."

教育部的报告中还称，大多数枪手“在发起攻击之前都会做出某种引起别人关注或者表示需要帮助的行为。”

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Businesses will be asked about which areas of crime, such as fraud, burglary and anti-social behaviour, concern them the most.

BBC: East Midlands businesses to be quizzed on crime

Another concern (yet again) is the behaviour of Hamid Karzai, the Afghan president.

ECONOMIST: Singular incident or harbinger of something worse?

He added that the policy of contrition was not even proving effective in changing the behaviour of countries in the world that were of concern to the US, like Iran or Cuba.

BBC: Obama's first 100 days: Foreign policy