RDP 8603: Risk Premia, Market Efficiency and the Exchange Rate: Some Evidence Since the Float Equation (9)

E( Z t+n | ϕ t )= X t β MathType@MTEF@5@5@+= feaagKart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9 vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=x fr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaacbaGaa8xrai aa=HcacaWFAbWaaSbaaSqaaiaa=rhacaWFRaGaa8NBaaqabaGccaGG 8baccaGae4x1dy2aaSbaaSqaaiaa=rhaaeqaaOGaaiykaiabg2da9i aa=HfadaWgaaWcbaGaa8hDaaqabaGccqGFYoGyaaa@4458@