下列可用来作为确定投资方案净现值的贴现率的有（　　）。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69448' and id < 4497505 and id<>'4497505' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69448' and id > 4497505 and id<>'4497505' order by id asc limit 5