From 4e99b4732b33caaab42b6da74b4413ab6441212b Mon Sep 17 00:00:00 2001
From: Peter Alexander <>
Date: Wed, 6 Jan 2021 22:25:48 +0000
Subject: [PATCH] Another Tau interpolation fix

---
 src/ac/ed/lurg/country/gams/TauCalculationManager.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ac/ed/lurg/country/gams/TauCalculationManager.java b/src/ac/ed/lurg/country/gams/TauCalculationManager.java
index a56f6ef7..05879e5b 100644
--- a/src/ac/ed/lurg/country/gams/TauCalculationManager.java
+++ b/src/ac/ed/lurg/country/gams/TauCalculationManager.java
@@ -39,7 +39,7 @@ public class TauCalculationManager {
 		double tau;
 
 		if(year > ModelConfig.DIET_CHANGE_START_YEAR && year < ModelConfig.DIET_CHANGE_END_YEAR)
-			tau = initialTau + ((ModelConfig.DIET_CHANGE_START_YEAR - year) * (shiftTau - initialTau) / (ModelConfig.DIET_CHANGE_END_YEAR- ModelConfig.DIET_CHANGE_START_YEAR));  //  interpolation
+			tau = initialTau + ((year - ModelConfig.DIET_CHANGE_START_YEAR) * (shiftTau - initialTau) / (ModelConfig.DIET_CHANGE_END_YEAR- ModelConfig.DIET_CHANGE_START_YEAR));  //  interpolation
 		else if (year >= ModelConfig.DIET_CHANGE_END_YEAR)
 			tau = shiftTau; 
 		else
-- 
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