نورمگز - https://www.noormags.ir fa Determination of the desirable risk level and optimal capital structure based on the logarithmic stochastic frontier operational efficiency model in banks https://www.noormags.ir/view/fa/articlepage/2943261/determination-of-the-desirable-risk-level-and-optimal-capital-structure-based-on-the-logarithmic-stochastic-frontier-operational-efficiency-model-in-banks Fri, 09 Apr 2021 20:30:00 GMT