As a Vector Autoregressive model Estimate reach É then re-invest to create IRF.In order to determine whether there will be the appearance changed, however, when a Shock occurs in the economic system.
É When the working Estimate Vector Autoregressive model was then used to create the effect. IRF to know where to look to what is happening in the economy when Shock.
When É make Estimate Vector Autoregressive model. Then take effect to create IRF.In order to know the change when Shock happened in the economic system.