John Gerring (2007): "It is an intense study of a single device or a small amount of units (the cases), which seeks to establish a deep idea of that device or units." These case study illustrations are effective due to their clear framework and persuasive storytelling. They: can refer https://johnnyeykph.tinyblogging.com/how-much-you-need-to-expect-you-ll-pay-for-a-good-darden-case-solutions-78523673