RDP 2018-08: Econometric Perspectives on Economic Measurement Equation (E4)

ln( ∑ v p 2v ∑ v p 1v )= ∑ v ( l( p 2v ∑ v p 2v , p 1v ∑ v p 1v ) ∑ v l ( p 2v ∑ v p 2v , p 1v ∑ v p 1v ) ) ln( p 2v p 1v )