Over time international large-scale assessments have grown in terms of number of studies, cycles, and participating countries, many of which are a heterogeneous mix of economies, languages, cultures, and geography. This heterogeneity has meaningful consequences for comparably measuring both achievement and non-achievement constructs, such as…

This article gives a short overview based on the "EU High Level Group of Experts on Literacy" (HLWG) report to address issues and challenges in Europe on improving literacy competencies in schools. Furthermore, an analysis is conducted focusing on the promotion of reading and early literacy skills in schools taking into account…

The aim is to describe the development of achievement in compulsory school in the Nordic countries from the 1960s. The study relies on published results concerning literacy and numeracy from the international large-scale assessments between 1964 and 2012. Among others, the following conclusions are drawn: (1) for most countries, a small but…

In a recent paper, Reardon found that the relationship between family income and children's academic achievement grew substantially stronger in the 1980s and 1990s in the United States. We provide an international context for these results by examining the income-achievement association in 19 other Organisation for Economic Co-operation and…