From 8df1b5d1e8d3afa56937c70966a41860cd8e856a Mon Sep 17 00:00:00 2001
From: Michel Juillard <michel.juillard@mjui.fr>
Date: Thu, 1 Dec 2011 18:46:02 +0100
Subject: [PATCH] fixed bug in 2nd order approximation introduced in commit
 0303b1c02bc67320470c1ff42d47c2a0e2485145

---
 matlab/dr1.m | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/matlab/dr1.m b/matlab/dr1.m
index 8a483224b..84c6b8ba4 100644
--- a/matlab/dr1.m
+++ b/matlab/dr1.m
@@ -536,7 +536,8 @@ E1 = [eye(npred); zeros(kp-npred,npred)];
 H = E1;
 hxx = dr.ghxx(nstatic+[1:npred],:);
 [junk,k2a,k2] = find(M_.lead_lag_incidence(M_.maximum_endo_lag+2,order_var));
-[B1, err] = sparse_hessian_times_B_kronecker_C(hessian(:,kh(k2,k2)),gu(k2a,:),options_.threads.kronecker.sparse_hessian_times_B_kronecker_C);
+[junk,k3a,k3] = find(M_.lead_lag_incidence(M_.maximum_endo_lag+2,:));
+[B1, err] = sparse_hessian_times_B_kronecker_C(hessian(:,kh(k3,k3)),gu(k3a,:),options_.threads.kronecker.sparse_hessian_times_B_kronecker_C);
 mexErrCheck('sparse_hessian_times_B_kronecker_C', err);
 RHS = RHS + jacobia_(:,k2)*guu(k2a,:)+B1;
 
-- 
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