RDP 8711: Deviations from Purchasing Power Parity: The Australian Case Equation (4)

π t = π t e + ε t ; π t * = π t *e + ε t * MathType@MTEF@5@5@+=feaagCart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLnhiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=xfr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaqbaeaabeGaaaqaaiabec8aWnaaBaaaleaacaqG0baabeaakiabg2da9iabec8aWnaaDaaaleaacaqG0baabaGaaeyzaaaakiabgUcaRiabew7aLnaaBaaaleaacaqG0baabeaakiaacUdacaaMc8oabaGaeqiWda3aa0baaSqaaiaabshaaeaacaGGQaaaaOGaeyypa0JaeqiWda3aa0baaSqaaiaabshaaeaacaGGQaGaamyzaaaakiabgUcaRiabew7aLnaaDaaaleaacaqG0baabaGaaiOkaaaaaaaaaa@5140@