This isn't a disincentive that United is trying to avoid. It's what they're counting on. You buried the lede, Slate. http://www.slate.com/articles/life/do_the_math/2014/07/united_airlines_perverse_frequent_flier_incentive_spend_more_get_more_miles.html …
@Ugarles Many companies (including mine) have deals w/ United for fixed rate unrestricted tickets. Likely no major change from this.
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