The literature testing for aggregate impacts of taxes on long-run growth rates in the OECD has generally used tax rate measures constructed from macroeconomic aggregates such as tax revenues. These have a number of advantages but two major disadvantages: they are typically average, rather than...

Firms that lie far behind the technological frontier have the most to gain from imitating the technology or management practices of others. That some firms converge relatively slowly to the productivity frontier suggests the existence of factors that cause them to underinvest in their...

We examine the long-run GDP impacts of changes in total government expenditure and in the shares of different spending categories for a sample of OECD countries since the 1970s, taking account of methods of financing expenditure changes and possible endogenous relationships. We provide more...