Daniel Rock has done some interesting work on the ROI of AI in general (also, I believe two of his papers are referenced in this study). Note that this doesn't

Daniel Rock has done some interesting work on the ROI of AI in general (also, I believe two of his papers are referenced in this study). Note that this doesn't explicitly restrict itself to covering LLMs, but... still a very interesting body of work. https://www.danielianrock.com/research https://www.danielianrock.com/research