Abstract: Based on theory of planned behavior and outstanding characteristics of organizational citizenship behavior, construct theoretical analysis framework of the forming mechanism of co-innovation behavior of small-medium-sized enterprises. Adopt SEM and hierarchical regression to analyze the forming mechanism of co-innovation behavior of small-medium-sized enterprises, the results show that co-innovation behavior attitude，subjective norm，perception behavior control have positive effects on behavior of co-innovation through the mediating role of co-innovation intention, the descriptive subjective norm and injunctive subjective norm of co-innovation have significantly direct promoting effects on co-innovation behavior attitude, organizational citizenship behavior positively regulates relationships between co-innovation intention and co- innovation behavior.

摘要： 基于计划行为理论，借助组织公民行为的优质特性，构建中小企业合作创新行为形成机理的理论分析框架。使用结构方程和层次回归分析法分析中小企业合作创新行为的形成机理，实证结果表明：中小企业合作创新态度、主观规范、知觉行为控制通过合作创新意愿的完全中介作用对合作创新行为产生正向影响；合作创新的指令性规范和示范性规范对合作创新态度有正向影响；组织公民行为对合作创新行为意愿与行为间关系有正向调节作用。

关键词: 计划行为理论, 中小企业, 合作创新, 组织公民行为, theory of planned behavior, small-medium-sized enterprises, co-innovation, organizational citizenship behavior