Investigations carried out for a monographic study of the rural settlement RADSELO have revealed many characteristic situations and forms of co-operation. Important traditional co-operative relations being still in existence alongside with modern co-operative relations, the former have been dealt with in this study in some detail. The study is supplemented by a detailed description both of the traditional co-operative relations (as regards both Yugoslav legal regulations since the liberation and the functional role of the traditional co-operative in rural communities) and of other forms of co-operation in the village. In describing the latter, and especially the most recent ones, the authors point to the interconnections and the. determinan...