News - or foresight - about future economic fundamentals can create rational expectations equilibria with non-fundamental representations that pose substantial challenges to econometric efforts to recover the structural shocks to which economic agents react. Using tax policies as a leading...

This paper analyses recent large movements in the yield spread for sovereign bonds as between Germany and other euro area countries. While the general increase in risk aversion that has characterised the financial crisis is an important factor on its own, it is found that this has also magnified...