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Lexmark said it was pulling out of the inkjet-printing business to focus on laser and digital printing .

利盟公司称它正在退出喷墨打印机市场，专注于激光打印和数码打印。

That forced short sellers , who bet against stocks , to buy back lexmark shares , driving them higher .

这迫使看空该股的卖空者买回利盟股票，因而推升了该股。

Backstory and lesson : a rebound in printing has helped lexmark . The shares , long among the most heavily shorted , also bounced back partly due to challenges at competitor hewlett-packard .

基本信息和经验：印刷业务的回升帮助了利盟，该股与遭到严重抛售的股票一起，部分因竞争对手惠普的挑战而反弹。

U. s. stocks rose , erasing the 2010 decline for the standard & poor 's 500 index , as earnings at companies from dupont co.to lexmark international inc.topped analyst estimates and home prices increased more than forecast .

美国股市开盘上扬，标准普尔500指数收复2010年跌幅，杜邦公司和利盟国际（lexmarkinternationalinc.）等企业公布财报好于分析师预计，房屋价格涨幅超过预期。

In europe , meanwhile , each worker prints an average of 31 pages a day , seven of which were not even wanted , according to recent research by lexmark , a printer manufacturer .

打印机制造商利盟公司最近的调查显示，同期在欧洲每位工人平均每年打印31张纸，其中7张甚至是不需要的。