NelPlo                  Nelson-Plosser Macroeconomic Time Series
USeconomic              U.S. Economic Variables
bev                     Beveridge Wheat Price Index, 1500-1869.
camp                    Mount Campito Yearly Treering Data,
                        -3435-1969.
ice.river               Icelandic River Data
nino                    Sea Surface Temperature (SST) Nino 3 and Nino
                        3.4 Indices
tcm                     Monthly Yields on Treasury Securities
tcmd                    Daily Yields on Treasury Securities
