Frustration in the universities is matched by outrage among Tories, who are afraid of damaging standards and biasing the system against middle-class applicants.

ECONOMIST: Public-service reform

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Estruch says that the study has some limitations, most notably that the low-fat diet group may not have had as intense an intervention during the first part of the study as the Mediterranean groups did, potentially biasing the results in favor of the Mediterranean diet.

CNN: Mediterranean diet lowers risk of heart attack, stroke

Even though people who own gaming consoles are not representative of the general population (and many are not even of voting age), David Rothschild, an economist with Microsoft Research, geeks out over the possibility of using new weighting and de-biasing methods to extract more meaningful insights from his sample.

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