The earnings levels where percentages change are called bend points because a graph of the benefits would have a bend in the line at those points. (fairmark.com)
The chords of a perfect instrument will receive it, but not of an imperfect one; the softly bending point of the hair pencil, and soft melting of color, will receive it, but not even the chalk or pen point, still less the steel point, chisel or marble.» (hamptonsarthub.com)
It is true that the maximum WEP impact is 50 % of your pension amount — whether a deemed pension that you're not actually withdrawing at that rate (as you are not) or an actual pension, or 50 % of the first bend point, whichever is less. (financialducksinarow.com)