[mccall_model] Transfer #195: Updating Iteration Variable (#216)

* updating iteration variable

commiting changes from old repo

* Empty-Commit

---------

Co-authored-by: Emil Savalanlı <emil@savalan.ml>

Author: mmcky

lectures/mccall_model.md

@@ -433,8 +433,8 @@ def plot_value_function_seq(mcm, ax, num_plots=6):
     for i in range(num_plots):
         ax.plot(mcm.w, v, '-', alpha=0.4, label=f"iterate {i}")
         # Update guess
-        for i in range(n):
-            v_next[i] = np.max(mcm.state_action_values(i, v))
+        for j in range(n):
+            v_next[j] = np.max(mcm.state_action_values(j, v))
         v[:] = v_next  # copy contents into v
 
     ax.legend(loc='lower right')
@@ -479,8 +479,8 @@ def compute_reservation_wage(mcm,
     error = tol + 1
     while j < max_iter and error > tol:
 
-        for i in range(n):
-            v_next[i] = np.max(mcm.state_action_values(i, v))
+        for j in range(n):
+            v_next[j] = np.max(mcm.state_action_values(j, v))
 
         error = np.max(np.abs(v_next - v))
         j += 1