I don't have the time to dig up an example, but it is a fairly common problem to run into. I went through the exercise of reviewing everything I could find rela

I don't have the time to dig up an example, but it is a fairly common problem to run into. I went through the exercise of reviewing everything I could find related to a relatively specific business problem (marketing attribution) a few years ago and there were several papers that were locked behind a paywall without a free version available.