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This report uses recent economic modelling to relate cognitive skills – as measured by PISA and other international instruments – to economic growth, demonstrating that relatively small improvements to labour force skills can largely impact the future well-being of a nation. The report also...
Persistent link: https://www.econbiz.de/10012442577
While most 15-year-old students spend part of their after-school time doing homework, the amount of time they spend on it shrank between 2003 and 2012. Socio-economically advantaged students and students who attend socio-economically advantaged schools tend to spend more time doing homework....
Persistent link: https://www.econbiz.de/10012447256
This Test Guideline describes an assay that assesses early life-stage effects and potential adverse consequences of putative endocrine disrupting chemicals (e.g. oestrogens, androgens and steroidogenesis inhibitors) on fish sexual development. In the test, fish are exposed, from newly fertilized...
Persistent link: https://www.econbiz.de/10012442297
This Test Guideline is designed to assess the toxicity of substances to freshwater aquatic plants of the genus Lemna (duckweed). Exponentially growing plant cultures of the genus Lemna (Lemna gibba and Lemna minor usually) are allowed to grow as monocultures in, at least, five concentrations of...
Persistent link: https://www.econbiz.de/10012443826
This Test Guideline describes the procedure for the electronic determination of pH of an undiluted aqueous solution or dispersion, the pH of a dilution of a solution or dispersion in water, or the pH of a chemical diluted to end-use concentration. It also describes procedures to determine acid...
Persistent link: https://www.econbiz.de/10012450461
Persistent link: https://www.econbiz.de/10001814014
Despite progressive ratification of international conventions on that issue, 23% of the world’s children aged 10-14 are at work. This important book seeks to answer fundamental questions about the phenomenon’s economic causes, the working conditions children endure, and implications of their...
Persistent link: https://www.econbiz.de/10012440848
La persistance du travail des enfants suscite un émoi considérable dans l’opinion publique. Malgré l’accroissement du nombre de ratifications de conventions internationales sur l’abolition du travail des enfants, 23 % des enfants âgés de 10 à 14 ans dans le monde continuent à...
Persistent link: https://www.econbiz.de/10012440849
Persistent link: https://www.econbiz.de/10012205792
This handbook aims to help companies identify, prevent and address child labour and forced labour risks, in the cocoa sector. The handbook builds on the leading international, government-backed standards on supply chain due diligence and responsible business conduct: the OECD Guidelines for...
Persistent link: https://www.econbiz.de/10014323993