Stake's get the job done has actually been especially influential in defining the case study method of scientific enquiry. He has helpfully characterised three main types of case study: intrinsic, instrumental and collective[8]. An intrinsic case study is typically carried out to learn about a unique phenomenon. The researcher should https://case-study-solution80434.dreamyblogs.com/30285853/about-hbr-case-study-writing-help