The tough job of a central bank governor
Nigeria's last three central bank governors

In recent times, central banks have taken a bigger role in lifting their economies out of a crisis. There is a new normal in monetary policy, from printing money and buying bonds to providing agriculture loans.  

But implementing monetary policy as a central banker is no easy feat. 

Controlling the price level in the economy while ensuring stable growth and a healthy financial system is a complicated role.  

For onlookers, it’s easy to miss the rationale behind some of the decisions central banks take. Luckily for us, some frameworks help us understand the decision-making process in monetary policy. 

One of which is the macroeconomic policy trilemma. 

 

The impossible trinity

The trilemma, also known as the impossible trinity states that a country can only choose two of three monetary policy instruments - i) free capital mobility ii) monetary policy independence and iii) fixed exchange rates in the long term.

Let’s look at each one.

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Gbemisola Alonge

Gbemisola Alonge

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