theorem mpk_linear (A α K L : ℝ) : marginalProductK A α 1 K L = A * α := by simp only [marginalProductK, cesInner] simp [rpow_zero, rpow_one]
thesis/CESProofs/Macro/TwoFactorCES.lean:422
Two-Factor CES Production Function (Layer 1 of Macro Extension)