ca.po-class {urca} | R Documentation |
This class contains the relevant information by applying the Phillips & Ouliaris cointegration test to a data matrix.
z
:"ANY"
: A data matrix, or an
object that can be coerced to it.type
:"character"
: The type of
the test, either the "Pu"
-test or the normalisation
invariant "Pz"
-test.model
:"character"
: Determines
how the series should be detrended.lag
:"integer"
: The lags used
for variance/covariance correction.cval
:"matrix"
: The critical
values of the test at the 1%, 5% and 10% level of significance.res
:"matrix"
: The residuals of
the the cointegration regression(s).teststat
:"numeric"
: The value
of the test statistic.testreg
:"ANY"
: The summary
output of the cointegration regression(s).test.name
:"character"
: The
name of the test, i.e. `Phillips & Ouliaris'.
Class urca
, directly.
Type showMethods(classes="ca.po")
at the R prompt for a
complete list of methods which are available for this class.
Useful methods include
show
:summary
:plot
:Bernhard Pfaff
Phillips, P.C.B. and Ouliaris, S. (1990), Asymptotic Properties of Residual Based Tests for Cointegration, Econometrica, Vol. 58, No. 1, 165–193.
ca.po
and urca-class
.