U.S. Macroeconomic data used in "A Consistent Test for A Unit Root" by
S.J. Leybourne and B.P.M. McCabe, JBES, 1994. Source: CITIBASE 7/92.

MBASE Monetary base, adjusted for changes in reserve requirements.
Monthly, January 1947 - May 1992, seasonally adjusted.
BAA Moody's Baa long term corporate bond yield.
Monthly, January 1947 - May 1992, seasonally adjusted.
IP Industrial production.
Monthly, January 1947 - May 1992, seasonally adjusted.
WAGE Average hourly earnings of production workers in manufacturing.
Monthly, January 1947 - May 1992, seasonally adjusted.
LAB Total civilian labour force.
Monthly, January 1948 - May 1992, seasonally adjusted.
EMP Total employed civilian labour force.
Monthly, January 1948 - May 1992, seasonally adjusted.
UN Unemployment rate, all workers aged 16 and over.
Monthly, January 1948 - May 1992, seasonally adjusted.
POPW Total civilian female non-institutional population.
Monthly, January 1948 - May 1992, seasonally adjusted.
POPM Total civilian male non-institutional population.
Monthly, January 1948 - May 1992, seasonally adjusted.
CPI Consumer price index for urban consumers.
Monthly, January 1947 - May 1992, seasonally adjusted.
PPI Producer price index for all commodities.
Monthly, January 1947 - May 1992, seasonally adjusted.