EN
The author starts with a point that there is a need for development of social transfers theory within social policy and social security theory. He criticizes reciprocity principle in social policy context and shows how to use F.L. Pryor's conception of transactions in society in response to theoretical needs. It is done by abstract examples, classifications of transactions and social services and some remarks about tax benefits, subsidized employment, selective transfers etc. In the next step the author presents social transfer logic using threefold classification of different tests: categorical, past contribution and self-help. Last section describes theoretical possibilities concerning errors and problems which may occur when we grasp whole logic of social transfer system functioning