This paper considers the adjustment of physical capital within a country in the long run and in the short run. It uses a unique data set on income, labor, human capital, and private and public physical capital in the Spanish regions over the past two decades. In the long run, the movement of...

Fiscal rules can help to counteract the deficits and spending biases that too often originate in the political process. Rules that constrain spending--rather than the balance--allow fiscal policy to be countercyclical. Yet the design of effective spending rules is by no means straightforward....