The global financial crisis has reignited interest in counter-cyclical fiscal policy as a critical instrument to provide immediate economic stimulus. But policy makers are also increasingly interested in how fiscal policy will impact growth and poverty over a longer run horizon, knowing that any quick responses to exogenous shocks also affect income generation and distribution. Those effects are less well known, however, and their dynamics still represent a challenge for many countries. In this book the authors explore methodological advances and new practices for fiscal policy implementation...