Ramsey problem and multiplier equal to zero

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Ramsey problem and multiplier equal to zero

Postby petros_varth » Mon Feb 23, 2015 2:27 pm

Hi All,

When I solve the Ramsey problem, is it possible to set one of the Lagrange multipliers associated with one equation equal to zero in steady-state.

In other words, use this equation as a constraint which holds only in steady-state.

Any ideas.

Thanks.

P.
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Re: Ramsey problem and multiplier equal to zero

Postby jpfeifer » Wed Feb 25, 2015 3:01 pm

Hi Petros,
I am not sure I understand the intuition. It seems you are trying to confront the Ramsey planner with an occasionally binding constraint that only holds in steady state.
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Johannes Pfeifer
University of Cologne
https://sites.google.com/site/pfeiferecon/
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Re: Ramsey problem and multiplier equal to zero

Postby petros_varth » Fri Feb 27, 2015 12:04 pm

Hi Johannes,

Yes exactly.

P.
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Re: Ramsey problem and multiplier equal to zero

Postby jpfeifer » Sat Feb 28, 2015 4:55 pm

Occasionally binding constraints are not easily handled by Dynare See the Occbin toolkit. For Ramsey that is currently not possible.
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Johannes Pfeifer
University of Cologne
https://sites.google.com/site/pfeiferecon/
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Re: Ramsey problem and multiplier equal to zero

Postby petros_varth » Mon Mar 02, 2015 12:11 pm

Many thanks.
I will check the Occbin toolkit.

P.
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