In centralized banking and economic systems such as the Federal Reserve System, corporate boards or governments control the supply of currency by printing units of fiat money or demanding additions to digital banking ledgers.
I centraliserede bank- og økonomisystemer som Federal Reserve System styrer virksomhedernes bestyrelser eller regeringer udbuddet af valuta ved at printe enheder af fiat-penge eller krævende tilføjelser til digitale bankbøger.