The performance of various monetary rules is investigated in an open economy with incomplete exchange rate pass-through. Implementing monetary policy through an exchange-rate augmented policy rule does not improve social welfare compared to using an optimized Taylor rule, irrespective of the...

To the surprise of many, price deviations between markets characterized by imperfect competition have often been little affected by lower transport costs. In a Cournot model we show that if firms' decisions to segment markets are endogenous, then lower transport costs are, in many cases,...

For finite dimensional factor models, the paper studies general quadratic term structures. These term structures include as special cases the affine term structures and the Gaussian quadratic term structures, previously studied in the literature. We show, however, that there are other,...