There are several near-term concerns surrounding Dunkin Brands Group Inc despite a slight Q3 earnings beat last week.Disappointing revenues in Q3 continued to weigh on shares after the release.Argus says increases in labor costs are expected to be offset by price increases, however, this will likely come at the expense of store traffic and comp sales in the short term.Dunkin management provided some weak guidance after announcing it was expecting same-store sales to be in the range of flat to 2 percent higher in 2016.Source