In a dynamic optimising model with costly tax collection, a tax cut by one nation creates positive externalities for the rest of the world if initial public debt stocks are positive. By reducing tax collection costs, current tax cuts boost the resources available for current private consumption,...

We analyse deflationary bubbles in a model where money is the only financial asset. We show that such bubbles are consistent with the household's transversality condition if and only if the nominal money stock is falling. Our results are in sharp contrast to those in several prominent...

There is an extensive empirical literature on political business cycles, but its theoretical foundations are grounded in pre-rational expectations macroeconomic theory. Here we show that electoral cycles in taxes, government spending and money growth can be modeled as an equilibrium signaling...

If Stage Three of EMU starts on January 1, 1999, transition issues remain on two time scales. Until July 1, 2002, national currencies and the euro co-exist as legal tender. We argue that intra-EMU currency risk exists in principle during that period, but that no EMU member can be forced out...