Structural realism has given some broad predictions state behavior ; theories of hegemonic stability and hegemonic maintenance set up the linkages between institution - all / power position and the national interests of hegemonic states ; offensive realism conceptualizes the relationship of power position and national interests of great powers ; and both defensive realism and neoclassical realism try to enhance the explanatory power of realism which focusing on different aspects 结构现实主义提出了一系列非常宽泛的预测;霸权稳定理论、霸权护持理论阐述了制度地位、实力地位与霸权国国家利益的关系;进攻性现实主义则概念化了实力地位和大国国家利益的关系;虽然关注的重点所有不同,防御性现实主义和新古典现实主义都试图结合国内因素以增强现实主义的解释力。