With each survey cycle, the measurement of socio-economic status in PISA must strike a delicate balance between at-times conflicting goals: accuracy, coverage, cost-efficiency, trend continuity, relevance (keeping up with changes in society) and comparability across countries. Over the past...

Using the 2012 PIAAC data, our analysis confirms that there are significantly higher earnings and employment returns to both increasing levels of formally recognised education, and to increasing levels of numeracy, literacy and Information and communication technologies (ICT) skills...

We assess the relationship between numeracy skills and numeracy practices among adults in everyday life and at work from the Survey of Adult Skills, a product of the Programme for the International Assessment of Adult Competencies (PIAAC), an international survey of about 250 000 adults aged...