In 2006 80% of them relied on defined-benefitplans, which pay a pension based on wages and years on the job.
2006年,80%的雇员依靠的是确定给付计划,这就意味着养老金是根据工作的工资和年限支付的。
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And as it turned out, a lot of those plans failed catastrophically. Defined-benefitplans have a huge downside: they drastically discourage labor mobility.