Resource-rich countries have to manage highly volatile commodity revenues. In periods of revenue booms there is a tendency for large spending scale-ups. When facing large and persistent reductions in commodity prices, some of these countries will need to adjust their budgets to the new reality....

This note provides guidance on how to select fiscal rules in a wide range of economies, including advanced, emerging market, and developing economies. The principles and methods discussed are intuitive and easy to implement, and leave room for policy judgment. The methods are based on past...