model.matrix.dfidx_mlogit: Compute the model matrix for RUM
Description
specific stuff compared to the model.matrix.dfidx method which
simply applies the Formula method
Usage
# S3 method for dfidx_mlogit
model.matrix(object, ..., lhs = NULL, rhs = 1, dot = "separate")
Arguments
- object
the object
- ..., lhs, rhs, dot
see the `Formula` method