Among the earnings stories for Monday, May 10, from AP Financial News:

â¿¿ Electric-motor manufacturer Harbin Electric Inc. said its profit more than doubled in the first quarter due to an acquisition it made in late 2009.

â¿¿ Coeur d'Alene Mines Corp. on Monday reported a first-quarter net loss even as gold production soared from a newly opened mine.

â¿¿ Willis Lease Finance Corp., a lender of jet engines and aircraft to airlines and other aviation clients, said its first-quarter profit fell on higher expenses, including greater financing costs from an increase in debt.

â¿¿ Global Traffic Network Inc.'s quarterly results shot past Wall Street forecasts, sending the company's shares to a 52-week high.

â¿¿ Sunstone Hotel Investors Inc. said it posted a first-quarter net loss as revenue fell.

â¿¿ Oil and natural gas producer Quicksilver Resources Inc. said it made money in the first quarter on higher prices, reversing a big year-ago loss when the company took large write-downs on assets.

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