Grigore Ioan Pirosca. "A DOCTRINAL PERSPECTIVE OF THE US ENVIRONMENTAL ECONOMICS IN 2000S." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 15th International Multidisciplinary Scientific GeoConference SGEM2015, ECOLOGY, ECONOMICS, EDUCATION AND LEGISLATION, 2015. https://doi.org/10.5593/sgem2015/b53/s21.001