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fable (version 0.4.0)

IRF.VECM: Calculate impulse responses from a fable model

Description

Simulates future paths from a dataset using a fitted model. Innovations are sampled by the model's assumed error distribution. If bootstrap is TRUE, innovations will be sampled from the model's residuals. If new_data contains the .innov column, those values will be treated as innovations.

Usage

# S3 method for VECM
IRF(x, new_data, specials, impulse = NULL, orthogonal = FALSE, ...)

Arguments

x

A fitted model.

new_data

A tsibble containing the time points and exogenous regressors to produce forecasts for.

specials

(passed by fabletools::forecast.mdl_df()).

impulse

A character string specifying the name of the variable that is shocked (the impulse variable).

orthogonal

If TRUE, orthogonalised impulse responses will be computed.

...

Other arguments passed to methods