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Related Experiment Videos

Interaction between fiscal and monetary policy in a dynamic nonlinear model.

Mario A Bertella1, Henio A Rego2, Celso Neris3

  • 1Department of Economics, Sao Paulo State University (UNESP), Araraquara, SP, 14800-901, Brazil; Center for Polymer Studies and Department of Physics, Boston University, Boston, MA, 02215, United States of America.

Plos One
|March 24, 2015
PubMed
Summary

This study explores how fiscal policy (public debt) and monetary policy (central bank reaction functions) interact. We found that stable economic equilibrium is harder to achieve with inflation targets than growth targets, with Brazil

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Area of Science:

  • Economics
  • Public Policy
  • Macroeconomics

Background:

  • Fiscal policy, indicated by public debt, and monetary policy, represented by central bank reaction functions, are key macroeconomic drivers.
  • Monetary policy adjustments to meet targets invariably influence fiscal outcomes, highlighting their interconnectedness.

Purpose of the Study:

  • To investigate the dynamic relationship between fiscal policy (public debt) and monetary policy (central bank reaction functions).
  • To analyze the impact of different monetary policy targets (inflation vs. economic growth) on fiscal stability.

Main Methods:

  • Development of a simulation model to analyze policy dynamics.
  • Examination of two distinct central bank reaction functions: one targeting inflation and another targeting economic growth.
  • Application of the simulation model to case studies of Brazil and the United Kingdom.

Main Results:

  • The conditions required for a stable economic equilibrium are more stringent when monetary policy targets inflation compared to economic growth.
  • The simulation revealed an unstable equilibrium in the Brazilian case.
  • The simulation indicated a stable equilibrium in the United Kingdom case.

Conclusions:

  • The interplay between fiscal and monetary policy significantly impacts economic stability.
  • The choice of monetary policy targets critically influences the ease of achieving stable equilibrium.
  • Country-specific economic structures, as exemplified by Brazil and the UK, lead to differing outcomes in policy stability.