Pick at least one study discussed in the chapter per relevant methodology (case study, different experiments, survey, observational research, secondary data analysis, event history analysis, archival data analysis, historical ethnography, content analysis) and retrieve the full text.  (For convenience, select studies published as journal articles, rather than research monographs).
Summarize the purpose of the study as identified by the author(s) and the methodology chosen for it in a 2 – 3 page essay