RDP 2013-09: Terms of Trade Shocks and Incomplete Information Equation (16)

N t φ = λ t W t MathType@MTEF@5@5@+=feaagCart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLnhiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=xfr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaGaamOtamaaDaaaleaacaWG0baabaGaeqOXdOgaaOGaeyypa0Jaeq4UdW2aaSbaaSqaaiaadshaaeqaaOGaam4vamaaBaaaleaacaWG0baabeaaaaa@3F9E@