“Migrations have been part of human history since the dawn of time”. Yet, in the wake of long-term economic transformations over the past five hundred years, human migration and mobility have assumed a dimension which has proved new both in scale and in character. The gradual transformation...

[...]The aim of the project was to collectdetailed information on the incomesreceived week-by-week over acomplete year by a sample of families.• So far as we know, a study of thiskind had not been carried out before.In preparation for the main stage ofthe study, a pilot survey was started...