R (>= 2.10), chron, date, vars, MASS, strucchange, urca (>=
1.1-6), lmtest (>= 0.9-26), sandwich (>= 2.2-4)
R (>= 2.10), chron, date, vars, MASS, strucchange, urca,
methods,lmtest (>= 0.9-26), sandwich (>= 2.2-4)
chron, date, vars, MASS, strucchange, urca, methods,lmtest (>=
0.9-26), sandwich (>= 2.2-4)