Most importantly, the monetary regime should be credible. In general, evidence shows that the choice of monetary policy regime might not be that important for stabilisation of the business cycle. Monetary policy makers are not the only ones facing challenges from the low level of interest rates.
High savings rates, few profitable investment opportunities and negative interest rates are also imposing challenging times on investors. This includes pension funds and commercial banks. This is not least the case in Denmark where a large part of the pension system is funded.