中文摘要：

本文针对2010年区域间投入产出表数据,运用区域内乘数效应、区域间溢出效应和区域间反馈效应方法,从区域层面和产业层面探索京津冀区域产业发展和联系的情况和特征。实证结果表明,京津冀区域产业联系表现为单向性,即北京对天津、北京对河北、天津对河北的单向联系,意味着北京和天津的发展更多地使用着河北的产品,而且河北通过反馈效应再次带动区内自身发展的能力也低于京、津两市。

英文摘要：

By using the data of multiregional input-out tables （IOT） in 2010 and the methods of multiplier, feedback and spillover effects, this paper explores the status quo and characteristics of industry development and contact in Beijing Tianjin-Hebei region from the regional level and the industrial level. Empirical results show that the area of and Tianjin ability of H and Tianjin Beijing-Tianjin-Hebei shows a one-way industrial connection, namely Beijing to Tianjin, Beijing to Hebei to Hebei ,which means the development of Beijing and Tianjin relies more on products of Hebei ;and the ebei using the feedback effect once again to promote its own development is lower than that of Beijing.