summary {ppml} | R Documentation |
This method is based on the function coeftest
from the ‘lmtest’ package and the generic function summary.glm
for the object of class ppml
.
## S3 method for class 'ppml' summary(object, ...)
object |
An object of class |
... |
Currently not used. |
A list with class attribute summary.glm
holding the
following elements:
call |
|
terms |
|
family |
|
deviance |
|
aic |
|
contrasts |
|
df.residual |
|
null.deviance |
|
df.null |
|
iter |
|
deviance.resid |
|
coefficients |
|
aliased |
|
dispersion |
|
df |
|
cov.unscaled |
|
cov.scaled |
|
attr |
See glm
for more information for the elements.
Lukas Kleinheinz
## load data of package data("TradeFlows", package = "ppml") ## gravity model with robust standard errors model <- ppml(formula = s ~ ., data = TradeFlows) ## summary summary(model)