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- > sheng<-readOGR(".","shengditu")
- OGR data source with driver: ESRI Shapefile
- Source: ".", layer: "shengditu"
- with 30 features and 7 fields
- Feature type: wkbPolygon with 2 dimensions
- > sheng_nb<-poly2nb(sheng)
- > sheng_nblist<-nb2listw(sheng_nb)
- > Y<-log(sheng$INCOME)
- > X1<-log(sheng$CAIZHENG)
- > X2<-log(sheng$YONGDIAN)
- > M0=lm(sheng$INCOME~sheng$CAIZHENG+sheng$YONGDIAN)
- > M0
- Call:
- lm(formula = sheng$INCOME ~ sheng$CAIZHENG + sheng$YONGDIAN)
- Coefficients:
- (Intercept) sheng$CAIZHENG sheng$YONGDIAN
- 2242.7762 1.9409 0.8433
- > bptest(M0)
- studentized Breusch-Pagan test
- data: M0
- BP = 13.3794, df = 2, p-value = 0.001244
- > M1=lm(Y~X1+X2)
- > M1
- Call:
- lm(formula = Y ~ X1 + X2)
- Coefficients:
- (Intercept) X1 X2
- 5.9063 0.1410 0.2403
- > bptest(M1)
- studentized Breusch-Pagan test
- data: M1
- BP = 1.0727, df = 2, p-value = 0.5849
- 空间同步自回归误差模型
- M5SEAR<-errorsarlm(form=Y~X1+X2,listw=sheng_nblist,etype="error")
- > M5SEAR
- Call:
- errorsarlm(formula = Y ~ X1 + X2, listw = sheng_nblist, etype = "error")
- Type: error
- Coefficients:
- lambda (Intercept) X1 X2
- 0.6803705 6.2439714 0.1698298 0.1567685
- Log likelihood: 16.28129
- 空间杜宾误差模型
- M6SDEM<-errorsarlm(formula=Y~X1+X2,listw=sheng_nblist,etype="emixed")
- > M6SDEM
- Call:
- errorsarlm(formula = Y ~ X1 + X2, listw = sheng_nblist, etype = "emixed")
- Type: error
- Coefficients:
- lambda (Intercept) X1 X2 lag.X1 lag.X2
- 0.383941329 5.606443895 0.174980753 0.125294150 0.127128572 0.005312641
- Log likelihood: 18.43699
- 空间自回归滞后模型
- > M7SAR<-lagsarlm(Y~X1+X2,listw=sheng_nblist,type="lag")
- > M7SAR
- Call:
- lagsarlm(formula = Y ~ X1 + X2, listw = sheng_nblist, type = "lag")
- Type: lag
- Coefficients:
- rho (Intercept) X1 X2
- 0.4977138 2.5142894 0.1598273 0.1208989
- Log likelihood: 19.10202
- 空间杜宾模型
- > M8SDM<-lagsarlm(Y~X1+X2,list=sheng_nblist,type="mixed")
- > M8SDM
- Call:
- lagsarlm(formula = Y ~ X1 + X2, listw = sheng_nblist, type = "mixed")
- Type: mixed
- Coefficients:
- rho (Intercept) X1 X2 lag.X1
- 0.44734778 2.94168844 0.15733944 0.12553596 0.03462418
- lag.X2
- -0.05020476
- Log likelihood: 19.35204
- 一般空间模型SAC
- SARAR
- M9SAC<-sacsarlm(Y~X1+X2,listw=sheng_nblist,type="sac")
- > M9SAC
- Call:
- sacsarlm(formula = Y ~ X1 + X2, listw = sheng_nblist, type = "sac")
- Type: sac
- Coefficients:
- rho lambda (Intercept) X1 X2
- 0.6237129 -0.3867786 1.6820435 0.1402677 0.1090523
- Log likelihood: 19.50472
- M9SARMA<-sacsarlm(Y~X1+X2,listw=sheng_nblist,type="sacmixed")
- > M9SARMA
- Call:
- sacsarlm(formula = Y ~ X1 + X2, listw = sheng_nblist, type = "sacmixed")
- Type: sacmixed
- Coefficients:
- rho lambda (Intercept)
- 0.72462052 -0.52029281 1.26735141
- X1 X2 lag.X1
- 0.13794167 0.13100192 -0.02403913
- lag.X2
- -0.07284195
- Log likelihood: 19.859
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