"As the world economy slowly recovers from the very deep and widespread recession of recent years, many countries confront very serious fiscal imbalances. How much time they have to deal with these imbalances is a central question, the salience of which can only have been increased by the...

"A key issue in current research and policy is the size of fiscal multipliers when the economy is in recession. Using a variety of methods and data sources, we provide three insights. First, using regime-switching models, we estimate effects of tax and spending policies that can vary over the...