@alj Thanks for sharing the post. You might have a confusion about the value of K in the very first section (e.g. “(e.g. 0, 1, 2, 3, 4, K being 4)”).
@ricardoV94 Thank you very much for the help. I certainly didn’t need a blackbox for my model. Just pm.Categorical and some help from the source code for OrderedLogit !