Bulletin – September 2017 Equation (A4)

y t * = y t1 * + g t + ε t y * MathType@MTEF@5@5@+=feaagCart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLnhiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=xfr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaGaamyEamaaDaaaleaacaWG0baabaGaaiOkaaaakiabg2da9iaadMhadaqhaaWcbaGaamiDaiabgkHiTiaaigdaaeaacaGGQaaaaOGaey4kaSIaam4zamaaBaaaleaacaWG0baabeaakiabgUcaRiabew7aLnaaDaaaleaacaWG0baabaGaamyEamaaCaaameqabaGaaiOkaaaaaaaaaa@46E0@