how many variables in a multilevel logistic regression can you include a country variable on multilevel model what is the multilevel approach to multivariate analysis what type of model includes country control variable how many different countries are there in an elcr how many variables can be added to a multilevel model for retirement can a multilevel model be built from 15 countries how many different models are there what strategy can be used to construct a multilevel model with a modest amount of groups? how do you construct a multilevel model? how many different models for age independent of retirement age how many countries would you have to be dependent on retirement age is age a control variable in a multilevel model what strategy can be used to construct a multilevel model with a modest amount of groups? when comparing different countries how many controls how many different level models how many different models for age how to create a multilevel model how many different countries are in a multilevel model how many countries in a multilevel model