求翻译：自1958年“MM理论”提出以后，资本结构理论的发展大概可以分为旧资本结构理论和新资本结构理论两个阶段。旧资本结构理论重点在于资本结构的“财务杠杆效应”；而新资本结构理论重点则是资本结构的“治理效应”。随着资本结构从“财务杠杆效应”到“治理效应”的转变，对资本结构与公司治理之间关系的研究日益活跃。目前国内外学者的研究共识是，在既定的制度框架下，资本结构是公司治理的基础，公司治理结构是资本结构的体现，公司治理效率的高低取决于资本结构的优劣。是什么意思？

Mm Theory in 1958, the development of the theory of capital structure can be divided into two stages of the old capital structure theory and the theory of capital structure. The old capital structure theory focuses on capital structure, financial leverage effect "; new capital structure theory is th

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Since 1958 "MM" theory proposed later, development of capital structure theories can probably old new capital structure theory and the theory of capital structure is divided into two stages. Old capital structure theory with emphasis on capital structure of "financial leverage"; the new capital stru