中文摘要：

借助城市流模型，定量分析了“4＋1”滇中城市经济圈内城市间的经济互动联系。结果表明，该经济圈处于发育初期，总体城市流强度较弱；各城市外向功能量和城市流强度差距较大，中心城市的集聚能力与城市流强度要远高于其他城市；昆明、曲靖两市总体经济实力较强，但对外辐射带动能力不足，第三产业发展不足。在此基础上，提出了推动该区域经济一体化，提升综合竞争能力的建议。

英文摘要：

With the help of urban flow mode, this paper analyzed quantitatively economic interactive links among the cities in ＂4 ＋ 1＂ central Yunnan urban economic cirele.The results showed that the economic circle was at the early stage of development, overall urban flow intensity was weak. The city＇s extroverted function amount and urban flow intensity gap were larger, and the central city＇s agglomeration ability and urban flow intensity was much higher than other cities. The overall economic strength of Kunming and Qujing was stronger, but foreign radiation capacity was insufficient .The third industry development was insufficient.Through analyzing the economic links among the cities in central Yunnan urban economic circle, this paper put forward some suggestions to promote the regional economic integration and comprehensive competitive ability.