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Update policy parameter with 2019 IRS final values #2399

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merged 15 commits into from
Feb 28, 2020
Merged

Update policy parameter with 2019 IRS final values #2399

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db012b5
2019 param updates - f1040
Peter-Metz Feb 13, 2020
bbd28f1
2019 param update - f6251
Peter-Metz Feb 13, 2020
afcdd02
2019 param update - fw2
Peter-Metz Feb 13, 2020
79a55e5
2019 param update - f8863
Peter-Metz Feb 13, 2020
c081782
2019 param update - f461
Peter-Metz Feb 13, 2020
af2a0e4
update LAST_KNOWN_YEAR
Peter-Metz Feb 13, 2020
19829d3
extend indexable params to 2019
Peter-Metz Feb 13, 2020
199b637
add missing 2018 vals for CG_brk1
Peter-Metz Feb 18, 2020
8cfe44a
2019 param update - f8995a
Peter-Metz Feb 18, 2020
f667ca2
run ppp.py for PT_qbid_taxinc_thd
Peter-Metz Feb 18, 2020
19f405d
ID_Medical_frt 2019 val
Peter-Metz Feb 18, 2020
ab04774
updates to ppp.py
Peter-Metz Feb 18, 2020
9b28d83
update reform results
Peter-Metz Feb 18, 2020
ba8ddc2
update agg results for tests
Peter-Metz Feb 18, 2020
80d763c
update test_policy
Peter-Metz Feb 18, 2020
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6 changes: 3 additions & 3 deletions ppp.py
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Original file line number Diff line number Diff line change
Expand Up @@ -13,7 +13,7 @@
# specify year constants (only byear should vary)
syear = Policy.JSON_START_YEAR
pyear = 2017 # prior year before TCJA first implemented
byear = 2018 # base year: year for last known historical parameter values
byear = 2019 # base year: year for last known historical parameter values
fyear = 2026 # final year in which parameter values revert to pre-TCJA values

# ensure proper relationship between year constants
Expand All @@ -27,11 +27,11 @@

# identify policy parameters that have their values reverted in final year
skip_list = ['_II_brk7', '_PT_brk7'] # because they are both "infinity" (9e99)
fyr = '{}'.format(fyear)
fyr = fyear
reverting_params = list()
for pname in sorted(pdata.keys()):
pdict = pdata[pname]
if pdata[pname]['cpi_inflated'] and fyr in pdata[pname]['value_yrs']:
if pdata[pname]['indexed'] and fyr in pdata[pname]['value_yrs']:
if pname not in skip_list:
reverting_params.append(pname)
print('number_of_reverting_parameters= {}'.format(len(reverting_params)))
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2 changes: 1 addition & 1 deletion taxcalc/policy.py
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Expand Up @@ -35,7 +35,7 @@ class instance: Policy
DEFAULTS_FILE_NAME = 'policy_current_law.json'
DEFAULTS_FILE_PATH = os.path.abspath(os.path.dirname(__file__))
JSON_START_YEAR = 2013 # remains the same unless earlier data added
LAST_KNOWN_YEAR = 2018 # last year for which indexed param vals are known
LAST_KNOWN_YEAR = 2019 # last year for which indexed param vals are known
# should increase LAST_KNOWN_YEAR by one every calendar year
LAST_BUDGET_YEAR = 2029 # last extrapolation year
# should increase LAST_BUDGET_YEAR by one every calendar year
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