Report on regional economic cooperation in northeast asia Report on regional economic cooperation in Northeast Aisa Researeh on regional economic cooperation in Northeast Asia Report on regional economic cooperation in Northeast Asia (2009) 并列题名：Report on regional economic cooperation in Northeast Aisa 并列题名：Researeh on regional economic cooperation in Northeast Asia Research on regional economic integration in northeast Asia Strategy of regional energy cooperation in northeast asia 并列题名：Strategy of regional energy cooperation in northeast asia Study on regional economic integration strategy in northeast Asia