L'article suivant s'inspire d'une communication de Sarah E. Thomas, bibliothécaire à L'université Cornell, aux États-Unis. Dans cette version abrégée, L'auteur commence par montrer comment les bibliothèques prospèrent dans une époque marquée par le changement. Elle y explore ensuite le...

The following article is based on a presentation by Sarah E. Thomas, a librarian at Cornell University in the United States. This abridged version begins by summarising how libraries thrive in an era of change. Next it explores storing print publications and how libraries are increasing space...

Revenue variability at different levels of aggregation has been the focus of several proposals to reform U.S. commodity programs with the 2007 farm bill. In this paper, we estimate revenue variabilityyear-to-year deviations from expected revenuefor corn, soybeans, and cotton at four levels of...

Producer revenue is simultaneously simulated for several hundred county-specific representative farms. The effects of current and alternative commodity programs are analyzed. In particular, two variations of revenue-triggered programs similar to plans proposed by the National Corn Growers...

It’s elementary: students benefit from pre-primary education. The OECD’s PISA 2009 results show that in practically all OECD countries 15-year-old students who had attended some pre-primary school outperformed students who had not. In fact, the difference between students who had attended...

Science project. The very phrase is nearly synonymous with hands-on learning, learning-by-doing, collaboration. Are students more engaged and do they perform better in science if their school encourages them to work on science projects, participate in science fairs, belong to a science-related...

School systems handle the challenges of diverse student populations in different ways. Some countries have non-selective and comprehensive school systems that seek to provide all students with similar opportunities, leaving it to individual schools and teachers to meet the particular needs of...

C’est une évidence : l’enseignement préprimaire est bénéfique pour les élèves. Les résultats de l’enquête PISA 2009 montrent que, dans la quasi-totalité des pays de l’OCDE, les élèves de 15 ans ayant suivi un enseignement préprimaire obtiennent de meilleurs résultats que les...