Which students skip school? A comparative study of sociodemographic factors and student absenteeism using PISA data.

This article explores which students-with regard to gender, socio-economic background and migration background-skip school in Germany, Japan, Sweden and the United Kingdom (UK) according to PISA data.Students who skip school are observed in many countries, but there is not much systematic research that studies this across countries.Comparable data

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Raising Semantics-Awareness in Geospatial Metadata Management

Geospatial metadata are often encoded in formats that either are not aimed at efficient retrieval of resources or are plainly outdated.Particularly, nacrack.com the quantum leap represented by the Semantic Web did not induce so far a consistent, interlinked baseline in the geospatial domain.Datasets, scientific literature related to them, and ultim

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