Stake's do the job has long been notably influential in defining the case study approach to scientific enquiry. He has helpfully characterised a few major different types of case study: intrinsic, instrumental and collective[eight]. An intrinsic case study is typically carried out to find out about a unique phenomenon. https://ricardoecmut.blogitright.com/32380722/a-review-of-hbr-case-study-analysis