Endogenous growth models, such as Barro (1990), predict that governmentexpenditure and taxation will have both temporary and permanent effects on growth.We test this prediction using panels of annual and period-averaged data for OECDcountries during 1970-95, isolating long-run from short-run...

By financing public goods and services that enhance productivity and promote private investment, public spending is widely believed to be critical for long-run growth. Such effects are distinct from any short-run Keynesian response to a public spending stimulus. While a short-run response...