如果根据后悔值原则进行决策，则该农场获得最大经济效益的方案为

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SQL Error: select id,body,options from ***_enewstiku where sourceid='28616' and id < 2336551 and id<>'2336551' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='28616' and id > 2336551 and id<>'2336551' order by id asc limit 5