Until recently, it has been the norm for tech firms to plough back all their profit and cashflow into investing in the business.

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At the Colorado line the snow plough turned back, as if at a real border.

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He says that Walmart would invest heavily in shops, create jobs, plough profits back into food-supply and cold-storage infrastructure and help to tame food inflation by keeping prices for staple foods low.

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The Nigerian government's failure to plough oil revenues back into the villages nearest is oil developments has been the main cause of recent unrests and riots there.

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Meanwhile, the easy growth for Pegasys could soon end, as Schering-Plough is starting to fight back under new Chief Executive Fred Hassan.

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The government hopes that its vast army of civil servants will not only plough a bit of extra cash back into the economy, but that the increase will encourage them to be honest.

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The first real jump in the stock occurred in early Oct 2011 when Merck gave back the anti-HGF program unexpectedly after their acquisition of Schering Plough.

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Peto writes that "any competent trial statistician" would back his conclusions and says that Vytorin's makers, Merck and Schering-Plough, do not pay his salary and had no impact on the decision to conduct his analysis or on how the analysis was conducted (see Peto's letter).

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Schering-Plough is now in turnaround mode, still recovering from a period in which its drug sales were cut back considerably by patent expirations and competition from other big pharmaceutical companies.

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