还有另一个明显的解决方法能够增加大学教育收益，即降低学费。
But there is another obvious way to increase the returns on a college education: make it cheaper.
晨星分析员格列格.布朗（Greg Brown）说，这样做可以降低学费账单来临前，股市波动导致的资金风险。
That helps lower the risk of heavy losses right before the tuition bills roll in, says Morningstar analyst Greg Brown.
南韩大学生打算在首尔市中心的清溪广场举行要求降低学费的抗议，因此警方及警车于7日先将广场给围起来。
Police buses and police officers surround the Cheonggye stream plaza in central Seoul, June 7, 2011, where university students are planning to hold a rally demanding tuition fees cuts.
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