想用3阶段DEA写论文,看到别人的论文中会对第二阶段SFA回归结果进行分析,请问,怎么检验这一阶段各环境变量对投入松弛的系数是否显著?这些系数的值是p值吗?
coefficient standard-error t-ratio
beta 0 0.15551212E+03 0.99988298E+00 0.15553032E+03
beta 1 0.13752684E+00 0.61756166E-02 0.22269329E+02
beta 2 -0.16363689E+00 0.73539852E-02 -0.22251458E+02
beta 3 -0.21642592E-01 0.62596015E-03 -0.34575032E+02
beta 4 -0.32013252E-01 0.14398769E-02 -0.22233326E+02
sigma-squared 0.31824773E+05 0.99999996E+00 0.31824775E+05
gamma 0.99999999E+00 0.54555410E-05 0.18329988E+06
mu is restricted to be zero
eta is restricted to be zero
log likelihood function = -0.70548168E+02
LR test of the one-sided error = 0.62341715E+01


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