hausman fe
---- Coefficients ----
| (b) (B) (b-B) sqrt(diag(V_b-V_B))
| fe re Difference S.E.
-------------+----------------------------------------------------------------
lsp | -.2158431 .0915913 -.3074344 .1254215
lcono | -.0632308 -.1086139 .0453831 .0649329
lmne | -.0169194 -.0134288 -.0034906 .0036163
lse2 | .2403263 .165025 .0753013 .0800443
ltem | .5111149 .7283213 -.2172064 .1425654
ltto | -.4540567 -.5605573 .1065005 .1722439
------------------------------------------------------------------------------
b = consistent under Ho and Ha; obtained from xtreg
B = inconsistent under Ha, efficient under Ho; obtained from xtreg
Test: Ho: difference in coefficients not systematic
chi2(6) = (b-B)'[(V_b-V_B)^(-1)](b-B)
= 40.10
Prob>chi2 = 0.0000
这个结果是用随机还是固定呀,谢谢!!!!