π-Economy π-Economy 2782-6015 14 Methodical bases of the estimation of social and economic efficiency of complex development of the small rivers Методические основы оценки социально-эконмической эффективности комплексного освоения малых рек Chetvergova Sofya 10 02 2008 1 53 72 75

The problems of an economic estimation of use of ecological resources of the small rivers are considered. Are offered the methodical approach to an estimation and factors of social and economic efficiency of complex development of the small rivers.