Alaska Air Group's (ALK) shareholder-friendly approach and upbeat air travel demand bode well. However, high costs are hurting the bottom line.Factors Favoring ALKBoosted by strong air travel demand and favorable pricing, Alaska Air's revenues surged 8% year over year in 2023, with passenger revenues also marking an 8% increase for the year.Alaska Air's efforts to modernize its fleet bode well. The impending $1.9 billion acquisition of Hawaiian Holdings (HA) will bolster its fleet size further if the deal t ...