The fact is that human societies have discovered no better way to keep the value of money roughly constant than by relying on central banks to exercise control over its issue and to act directly or indirectly on the volume of credit created by the commercial banking system.
Si l'on s'en réfère à la pensée de Hayek, la dernière crise est due à une offre de crédit trop importante de la part des banques, et ce diagnostic paraît exact.