Based upon three different theories: transaction cost economics (TCE), corporation competence theory and organizational identity theory, this paper tries to re-examine three organizational boundaries: efficiency boundary, competence boundary, and identity boundary, mainly about how to identify the boundaries and development trend.

But the verdict should measure the benefit of many stratum,which means that positive judicatory need realizes "multilateral approbation",and establish the position of justice-positive doctrine.

Steady state solution of girder with different borderline conditions under central forced vibration;