Researchers in policymaking institutions have expended significant effort to develop a new generation of macro models with more rigorous microfoundations. This paper provides a summary of the applications of two of these models. The Global Economy Model is a quarterly model that features a large...

In 2005, the German government announced a far-reaching fiscal adjustment program. This paper uses the IMF’s Global Fiscal Model to study its impact and explores options for addressing long-term pressures from population aging. The growth effects of the planned VAT increase are likely modest,...

The Czech Republic has embarked on an ambitious tax reform and expenditure package to bring the deficit sustainably below 3 percent, and intends to reduce the deficit to 1 percent of GDP by 2012. To address the long-term fiscal challenge due to population aging, pension reform proposals are also...