When calibrating the debt to gdp ratio, do we need to multiply 4 based on the yearly data( official data)?

Estimation ML/Bayesian estimation
1

GDP is a flow and debt is a stock. Say Germany debt to GDP ratio is 0.6, then when we calibrate the DSGE model(quarterly), do we need to mutiply it by 4 to get 2.4?

2

Yes, to translate an annual stock to flow ratio to a quarterly one, you usually have to multiply it by 4.

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