use new cons tax func in SS and TPI

Author: jdebacker

ogcore/SS.py

@@ -951,7 +951,7 @@ def SS_solver(
         np.squeeze(p.e[-1, :, :]),
         p,
     )
-    sales_tax_ss = (p.tau_c[-1, :] * p_i_ss).reshape(p.I, 1, 1) * cssmat
+    sales_tax_ss = tax.cons_tax_liab(cssmat, p_i_ss, p, "SS")
     yss_before_tax_mat = household.get_y(
         r_p_ss, wss, bssmat_s, nssmat, p, "SS"
     )

ogcore/TPI.py

@@ -883,9 +883,7 @@ def run_TPI(p, client=None):
             p.e,
             p,
         )
-        sales_tax_mat = (p.tau_c[: p.T, :] * p_i[: p.T, :]).reshape(
-            p.T, p.I, 1, 1
-        ) * c_mat
+        sales_tax_mat = tax.cons_tax_liab(c_mat, p_i, p, "TPI")
         C = aggr.get_C(c_mat, p, "TPI")
 
         c_i = household.get_ci(