This paper is a survey of selected theoretical approaches to migration. It focuses on their practical application when creating new or adjusting existing migration policy concepts. The aim is to seek the possible leverages offering the possibility to influencemigration flows not only by the receiving countries, but also by the sending countries. Secondary attention is paid to the interconnection of labour and capital, seeking the answer to the question whether FDI and migration flows are indeed

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... supplementary processes. The paper examines a whole range of theoretical approaches, startingfrom the simpler ones (gravitational models), and continuing with the more elaborate approaches (neoclassical, behavioural), including the latest approaches in migration theory.