RDP 2018-08: Econometric Perspectives on Economic Measurement Equation (27)

{(E [\frac{{\hat{α}}_{j}^{O L S}}{{\hat{α}}_{i}^{O L S}}])}^{\frac{1}{θ}} = {(E [{\hat{α}}_{j}^{O L S}])}^{\frac{1}{θ}} = α_{j}^{\frac{1}{θ}} \equiv P_{i, j}^{″}