# Grid interpolation in Infinite horizon models

**URL:** https://discourse.vfitoolkit.com/t/grid-interpolation-in-infinite-horizon-models/582
**Category:** Uncategorized
**Created:** [January 29, 2026, 5:15pm UTC](https://discourse.vfitoolkit.com/t/grid-interpolation-in-infinite-horizon-models/582 "2026-01-29T17:15:12Z")
**Posts on this page:** 1
**Showing post:** 5

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### Author: ![jake88](https://discourse.vfitoolkit.com/letter_avatar_proxy/v4/letter/j/d07c76/32.png) [@jake88](https://discourse.vfitoolkit.com/u/jake88)
#### Post date: [February 14, 2026, 4:46pm UTC](https://discourse.vfitoolkit.com/t/grid-interpolation-in-infinite-horizon-models/582/5 "2026-02-14T16:46:26Z")

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I tried to run your Pijoan-Mas code with grid interp layer and howards sparse and it does not converge. If I set howards sparse to 0 it converges but it is much slower. I had a look at the files but they are quite coplicated for me…

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