Improved Inference for Moving Average Disturbances in Nonlinear Regression Models

Table 4

Ordinary least squares, nonlinear least squares, and maximum likelihood with MA(1) errors.

Parameters	OLS estimates		NLS estimates		ML estimates
	Estimates	Stand. errors	Estimates	Stand. errors	Estimates	Stand. errors
𝛽1	−0.3769	0.0914	0.0602	0.6132	0.0775	0.0851
𝛽2	0.8606	0.0103	0.6986	0.2141	0.6925	0.0082
𝛽3	1	⋯	1.067	0.0995	1.0701	0.0019
𝜎^2𝑢	0.0140	0.0057	0.0145	0.0065	⋯	⋯
𝛾	⋯	⋯	⋯	⋯	0.1189	0.111
𝜎^2𝜖	⋯	⋯	⋯	⋯	0.0123	0.004