TODO: show "scholarly sophistication", "to the best of our knowledge, this is new..."
Literature reviews can make a variety of original contributions, ranging from
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--- # Example: Review of the IS Success model (Petter et al. 2008) 
In healthcare, the hierarchy of evidence (on the right) is an integral part for *evidence-based practice*. There are similar examples in education (Hattie)
- Time-series minimum-wage studies: a meta-analysis (Card and Krueger, 1995) - Job satisfaction and job performance: A meta-analysis (Iaffaldano and Muchinsky 1985)
TODO : add the hierarychy of evidence (compare to IS where practitioners may often use practitioner journal/opinion papers)