A case study exploration style and design commonly involves qualitative methods, but quantitative procedures are sometimes also applied. Case reports are great for describing, comparing, evaluating and comprehending diverse areas of a investigation dilemma. 从中心问题出发，向读者介绍有关这个研究案例（case）的背景信息。这里不是要重复case本身的事实，而是要把这个case放到一个研究环境中去... https://emilianoudbqq.blogminds.com/harvard-case-study-assignment-help-options-29689420