实证经济学，是回答（ ）的经济学。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31475' and id < 2523352 and id<>'2523352' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31475' and id > 2523352 and id<>'2523352' order by id asc limit 5