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- Deterministic Frontier Model and Its Application in Calculating of Technical Efficiency of Intensive Freshwater Fish Producing in China 确定性前沿模型及其在测定我国农户精养淡水鱼技术效率中的应用
- deterministic frontier model 确定性前沿模型
- In this paper, we propose a generalized method of moment (GMM) estimator for a stochastic frontier model to correct the measurement error problem. 本文针对具有变数衡量误差问题的随机边界模型,提出一组GMM估计式,以求得模型参数的不偏估计值。
- stochastic production frontier model 随机前沿生产模型
- Under the assumption of coefficients distributed according to multiply normal distributions, the solving models of stochastic frontier models with random coefficients are constructed by adopting maximum likelihood estimation. 在假定随机前沿面模型中的系数为多元正态分布的情形下,采用极大似然估计法,详细推导了管理偏差服从上述各分布时的随机系数的随机前沿面模型的求解模型。
- Research on simulation of management error term of stochastic frontier model 随机前沿面模型中管理偏差项的模拟研究
- Semiparametric stochastic frontier models 随机前沿面半参数模型
- Everything is quiet on the frontier. 边境上一切安静。
- The car was turned back at the frontier. 汽车在边境处被拦住了。
- Standing by him was a model worker. 站在他旁的是一位劳动模范。
- I think I can get that special model for you. 我想我可以为你找到那种特别的型号。
- She has been held up as a model worker. 她被推举为模范工作者。
- Our frontier guards held up under fierce enemy attack. 我们的边防战士在敌人猛烈进攻下巍然不动。
- He showed us a model of the new office building. 他给我们看了新办公楼的模型。
- He taught Tom how to make a model airplane. 他教汤姆作模型飞机的方法。
- John is repairing his model plane at his leisure. 约翰不慌不忙地修理着他的航模。
- The old sailor chipped out a tiny model boat. 那名老水手一点儿一点儿地削出一个小船模型。
- The frontier ranges from the northern hills to the southern coast. 边界从北部山地一直延伸到南部海岸。
- The luxury model gives a smoother ride. 坐这种豪华型汽车感觉很平稳。
- That beautiful girl is a fashion model. 那位漂亮的女孩是一位时装模特儿。