theorem reform_scaling_beta {sigma_prev delta beta_n lambda : ℝ}
(hl : lambda ≠ 0) (hb : beta_n ≠ 0) :
welfareContribution sigma_prev delta (lambda * beta_n) =
(1 / lambda) * welfareContribution sigma_prev delta beta_n := by
simp only [welfareContribution]
field_simpInstitutional Reform Equivalence, Adjustment Timescale, and Fragility Ordering