The process through which individuals become permanent residents or citizens of another country.

Data with attached meaning for ‘who, what, where, when’ as regards migration issues.

Data or information sourced from machine learning technologies -often called ‘big data’ and generated by users of mobile devices, internet-based platforms, or by digital sensors and meters.

Justified beliefs, truths, judgements and know-how, e.g. understanding cause and effects of migrant flow policies in the context of changing economic strategy