Arbeitspapier

Value function iteration as a solution method for the Ramsey model

Value function iteration is one of the standard tools for the solution of the Ramsey model. We compare six different ways of value function iteration with regard to speed and precision. We find that value function iteration with cubic spline interpolation between grid points dominates the other methods in most cases. For the initialization of the value function over a fine grid, modified policy function iteration over a coarse grid and subsequent linear interpolation between the grid points provides a very efficient way to reduce computational time.

Language
Englisch

Bibliographic citation
Series: CESifo Working Paper ; No. 2278

Classification
Wirtschaft
Computational Techniques; Simulation Modeling
Computable General Equilibrium Models
Business Fluctuations; Cycles
Subject
value function iteration
policy function iteration
Howard's algorithm
acceleration
cubic interpolation
stochastic Ramsey model
Dynamisches Gleichgewicht
Mathematische Optimierung
Theorie

Event
Geistige Schöpfung
(who)
Heer, Burkhard
Maußner, Alfred
Event
Veröffentlichung
(who)
Center for Economic Studies and ifo Institute (CESifo)
(where)
Munich
(when)
2008

Handle
Last update
10.03.2025, 11:43 AM CET

Data provider

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Object type

  • Arbeitspapier

Associated

  • Heer, Burkhard
  • Maußner, Alfred
  • Center for Economic Studies and ifo Institute (CESifo)

Time of origin

  • 2008

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