The University of Nottingham study examined whether the possibility of punishing free-riders leads to better group results.

VOA: special.2009.03.03

ve something like, recent study shows of 30,000 Canadians have gone for other countries for health treatments, even though they got it free of charge in Canada, ve get to pay for it somewhere else, and they go.

有大约，You’,最近调查显示是3万加拿大人,去别的国家,寻求医疗，即使在加拿大有免费的，他们在别处得付费，and，they’,他们还是选择出去。

斯坦福公开课 - 经济学课程节选

A new study has found the strongest evidence yet that smoke-free laws can reduce a major effect of tobacco smoking - heart disease.

VOA: special.2009.01.07

Mr. Boudreaux is professor of economics at George Mason University and chair for the study of free market capitalism at the Mercatus Center.

WSJ: Donald Boudreaux and Mark Perry: The Myth of a Stagnant Middle Class

The complete study is available free to CEA member companies at members.

ENGADGET: Shocker: CEA's spending report finds Americans buying more technology

It is hoped the qualification - currently with the exams regulator, Ofqual, for approval - will be rolled out in secondary schools in the UK from next year, possibly as part of PSHE (personal, social and health education) or free study periods.

BBC: Boys suffer poor body image, say teachers