what does the variable store presence mean which variable is independent of the fixed effects model in stata where does the dependent variable i in regress store_presence come from how to run a fixed effects model vs fixed effects fixed effects statica what is the independent variable in stata which variable is used to measure fixed effects? why are county variable omitted which variable is independent in a fixed effect model? what variable is stored presence and one variable measures fixed effect? how to find variable for variable fixed effects model how to test for fixed effects in stata why is store presence a variable in stata what is the variable variable for store presence what variables can be used in fixed effects regression what is stored presence what variable is in a fixed effects model what model has a variable for store presence? where is the variable stored presence in stata when are fixed effects reported