Evaluate the collective function of references cited together in a given text segment.
Classify their combined role into one of the following categories: 'method', 'background', or 'result'.

Text:Concerning the first question, because of the identical parameterizations and subject pools it is illustrative to compare the behavior in NoCom to the results of the individual wage (IWT) and equal wage treatment (EWT) reported in Abeler et al. (2010).
Category: