简介:1982年人口控制因素比社会经济发展因素对生育率下降的影响强度更大,人口控制因素对于生育率的影响是一种下降的趋势,社会经济发展水平对于生育率的影响超过了人口控制对生育率的影响
简介:Washington apparentlycalculated that enlisting Beijing in the North Korean nuclear debate would causeBeijing to move Pyongyang in the direction the U.S.wanted.Instead,the North Koreans demanded that the U.S.use itsinfluence with Japan to deliver on Japanese economic aid and diplomatic ties.Butthe North Korean representative did not respond to U.S.insistence that North Koreadismantle its nuclear weapons program "completely,with China and Russia supporting the DPRK and the U.S.backed by Japan andSouth Korea.In those talks
简介:resultingin further U.S.sanctions against Chinese firms on July 9for "knowingly and materially"contributing to the proliferation of destabilizing numbers and types of cruise missilesin Iran.Nor was Chinese proliferation to Iran limited to missiles.On both January16and July 9, The CIA's January 2002report also documented that Chinese firms had "providedsignificant assistance"to Pakistan's ballistic missile programs, China also has a long history of aiding North Korea's missile program.Intelligencehas recently revealed that China sold specialty steel and missile-related accelerometers