Inference about common international stochastic trends and interest rates is gained using a small open economy model, data from seven developed countries, and Bayesian methods. Shocks to these common factors explain up to 17 percent of the variability of output in several economies....

Two often-divergent U.S. GDP estimates are available, a widely-used expenditure-side version GDPE, and a much less widely-used income-side version GDI . The authors propose and explore a "forecast combination" approach to combining them. They then put the theory to work, producing a superior...

Presented by Charles I. Plosser, President and Chief Executive Officer, Federal Reserve Bank of Philadelphia, Lafayette College Policy Studies Program, Farinon College Center, Lafayette College, Easton, PA, September 29, 2009

We provide a new and superior measure of U.S. GDP, obtained by applying optimal signal-extraction techniques to the (noisy) expenditure-side and income-side estimates. Its properties -- particularly as regards serial correlation -- differ markedly from those of the standard expenditure-side...