The article made the attempt to systematize foreign and domestic research experiences on quantitative measurement of quality performance indicators work-migration processes. In particular, it analyses the possibility of harmonization of statistical accounting of labor migration, carried out by separate departmental systems to gather broad demographic information. As well as the features of the specialized and general sample surveys of the labour movement in the countries of ES and the post-soviet states. This combination of research methods allows to expand the range of statistical information, improving the Arsenal of means of obtaining data on labour migration and to obtain more complete, reliable information, able to fill the gaps in traditional forms of statistical observation. On the basis of the analysis of the necessity of the integration of economic, demographic and sociological approaches for full-scale analysis of the labour migration situation in the labour market. It is proved that sociological research work-migration processes more flexible, in comparison with the economic.