get_unconstrained_structural_pars {gmvarkit} | R Documentation |
Get structural parameters that indicate there are no constraints
Description
get_unconstrained_struct_pars
return structural parameters that indicate there are no constraints
(except possibly sign constraints).
Usage
get_unconstrained_structural_pars(structural_pars = NULL)
Arguments
structural_pars |
If
See Virolainen (forthcoming) for the conditions required to identify the shocks and for the B-matrix as well (it is |
Details
Intended to be called after calling the function reform_constrained_pars
to avoid remove the constraints
again in any further function calls as this will create bugs.
Value
Returns a list with $W
being (d x d)
matrix of NAs and $C_lambda
being NULL
. If the
supplied argument is NULL
, returns NULL
.
Warning
No argument checks!