نتایج جستجو برای: douglas stochastic frontier model

تعداد نتایج: 2197867  

Journal: :International Journal of Approximate Reasoning 2021

We propose a new stochastic frontier model with sample selection, in which the dependencies between selection mechanism, inefficiency term and two-sided error production equation are modeled by trivariate Gaussian copula. This is compared to Greene's original an alternative based on two bivariate copulas. The relative performances of three models analyzed using simulated data cross-sectional ab...

Journal: :South African Journal of Business Management 2011

Journal: :International Review of Management and Business Research 2020

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