can you use a single level of multi level in a multilevel model? why would you use multiple levels to model a group can i use multilevel model which level of a multilevel regression is used to describe the lobby groups in the european commission what level do lgbs have to be nested in multilevel why use multilevel regression what level is the lobbying group how to create level 1 data how many lobby groups are in DG can lobby groups be mixed up in multilevel regression? can a lobby group be multilevel? can you do a multilevel regression in multilevel model how many lobby groups in a level 1 group what level of regression are lobby groups in how to use multi level model for class data what level of data is lobby groups in what level is lobby groups what level of regression is lobbying in a group how are class groups in multilevel model used when to use multilevel regression