RDP 2008-10: Solving Linear Rational Expectations Models with Predictable Structural Changes Equation (9)

w_{2, t} = {(Λ_{22} - Ω_{22})}^{- 1} Q_{2} C - E \sum_{j = 1}^{\infty} M^{j - 1} Ω_{22}^{- 1} Q_{2} Ψ ε_{t + j}