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Does Groupon make money?

8 February 2012 Last updated at 10:36 GMT

The online deals company Groupon is due to post its first financial results since becoming a publicly traded firm.

They will be closely analysed, with critics arguing Groupon's business model is not sustainable, having seen the firm's stellar growth slow in recent months.

However the share price has been boosted by Facebook's IPO.

Caroline Hepker reports.