return good for good

基本解释

How long is a return ticket good for?
来回票可有效多久？
The return ticket is good for another three months.
回程票有效期还有三个月。
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Those who return evil for good may expect their neighbor's pity to be worn out at last.
以怨报德的人，最后将失去邻居的怜悯。

For any given level of return, you can reduce the risk; for any given level of risk, you can increase the return; sounds pretty good.
给定回报率,可以降低风险,给定风险水平,可以提高回报率,听上去不错
耶鲁公开课 - 金融市场课程节选

In return for good performance, Jones took 20% of whatever profits were made, and all the partners would share expenses.
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But Mrs Loving wanted to return for good.
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The Houston Chronicle recently reported that Salinas may have solicited investment funds from college coaches in return for steering good young players to certain college teams.
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