model.id:Object of class "character" ~~
model.spec:Object of class "formula" ~~
model.formula:Object of class "formula" ~~
model.target:Object of class "character" ~~
model.inputs:Object of class "character" ~~
build.inputs:Object of class "character" ~~
symbols:Object of class "character" ~~
product:Object of class "character" ~~
price.levels:Object of class "zoo" ~~
training.data:Object of class "Date" ~~
build.date:Object of class "Date" ~~
fitted.model:Object of class "ANY" ~~
model.data:Object of class "zoo" ~~
quantmod.version:Object of class "numeric" ~~