Titlebook: Measures of Language Proficiency in Censuses and Surveys; A Comparative Analys Pádraig ó Riagáin Book 2018 The Editor(s) (if applicable) an

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Measures of Language Proficiency in an International Survey Programme: The Eurobarometer,nal survey research is confronted by the same challenges as any national survey but, in addition, it has to cope with the problem of equivalence of meaning in designing questionnaires for use across the populations of different countries. In order to explore how these particular issues are dealt wit

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https://doi.org/10.1007/978-3-319-72941-1survey-based research; research methodology; language proficiency; language use; language attitudes; lang

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978-3-319-89224-5The Editor(s) (if applicable) and The Author(s) 2018

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nd in adult cycling and pregnant rats. These studies suggest that LH acts not only to increase follicular estradiol production via stimulation of theca cell androgen synthesis (2), but may also act directly on granulosa cells of developing preovulatory follicles to increase the content of LH recepto

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Pádraig ó Riagáinnd in adult cycling and pregnant rats. These studies suggest that LH acts not only to increase follicular estradiol production via stimulation of theca cell androgen synthesis (2), but may also act directly on granulosa cells of developing preovulatory follicles to increase the content of LH recepto

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Pádraig ó Riagáinwhich is by now almost three years old. Its relevance to the real world is as yet unclear, but it is an elegant new gauge theory from which much has been, and is still to be, learned. I will try to show that it is simple, natural and unique in the same way that bosonic gauge theories are. The approa