TY - JOUR TI - Forward Exchange Rates as Optimal Predictors of Future Spot Rates: An Econometric Analysis AU - Lars Peter Hansen AU - Robert J. Hodrick JO - Journal of Political Economy PY - 1980 VL - 88 IS - 5 DO - 10.1086/260910 UR - https://doi.org/10.1086/260910 ER -