利用系统动力学和非线性经济计量方法，以各样本国数据资料进行模拟研究，建立理论模型。
Introducing systematic dynamics and nonlinear economic approaches, this paper establishes the theoretical model based on the simulation research on a vast amount of data.
提出了非线性计量经济建模变量选择的一种方法。
This paper describes a variable selection method of nonlinear econometric modeling.
本文选择农业意义明确的经济计量因子的非线性函数形式，采用最优化方法进行农业技术趋势项模拟。
A nonlinear function of economic factors of clear agricultural meaning is established and the tendency of advancement in agricultural technology is simulated by means of optimization.
本课程是博士生计量经济学系列课程的高级内容，介绍非线性时间序列的理论和方法的前沿研究。
The course is the advanced part in a PhD econometrics sequence. It provides developments in theory and methods of nonlinear time series econometrics.
本课程是博士生计量经济学系列课程的高级内容，介绍非线性时间序列的理论和方法的前沿研究。
The course is the advanced part in a PhD econometrics sequence. It provides developments in theory and methods of nonlinear time series econometrics.
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