Criminal Economies, Security policies

Why is important to use the national accounts system to measure the income of criminal economies?

The money being made by criminal economies are those that allow them to continue operating, corrupting institutions, taking advantage of vulnerabilities and affecting the security of the State. Because this money not only flows in the criminal economy, but mixes with the legal and informal economy through money laundering manoeuvres and reinvestment in illegal activities, influencing the incomes and expenditures emerging data from the circular flow chart of the real economy.