This paper shows how standard methods can be used to formulate and estimate a dynamic index model for random fields—stochastic processes indexed by time and cross section where the time-series and cross-section dimensions are comparable in magnitude. We use these to study dynamic comovements...

The US economy is still suffering from its most severe recession in seven decades. In the first of a series of US Election Analyses, Ethan Ilzetzki covers the key issue of taxes, spending and public debt, a major point of disagreement between the two candidates, President Obama and Governor Romney.