grattan2025.5.0 package

Australian Tax Policy Analysis

age_grouper

Age grouper

age_pension_age

Age of eligibility for the Age Pension

apply_super_caps_and_div293

Superannuation caps and Division 293 calculations

aus_pop_qtr_age

Australian estimated resident population by age and date

aus_pop_qtr

Australia's population

awote

AWOTE

bto

Beneficiary tax offset

CG_population_inflator

Forecasting capital gains

compare_avg_tax_rates

Compare average tax rates by percentile

cpi_inflator_general_date

CPI for general dates

cpi_inflator_quarters

CPI inflator when dates are nice

differentially_uprate_wage

Differential uprating

gdp

Gross Domestic Product, Australia

generic_inflator

Generic inflator

gni

Gross National Income, Australia

grattan-package

The grattan package.

income_tax

Income tax payable

inflator

Inflate using a general index

install_taxstats

Install 'taxstats' files

inverse_average_rate

Inverse average tax rate

inverse_income

Inverse income tax functions

is.fy

Convenience functions for dealing with financial years

lito

Low Income Tax Offset

medicare_levy

Medicare levy

model_income_tax

Modelled Income Tax

model_new_caps_and_div293

Modelling superannuation changes

npv

Financial functions

progressivity

Compute the progressivity

prohibit_length0_vectors

Prohibit zero lengths

prohibit_unequal_length_vectors

Prohibit unequal length vectors

project_to

Simple projections of the annual 2% samples of Australian Taxation Off...

project

Simple projections of the annual 2% samples of Australian Taxation Off...

rebate_income

Rebate income

reexports

Objects exported from other packages

require_taxstats

Attach a 'taxstats' package

revenue_foregone

Revenue foregone from a modelled sample file

sapto

Seniors and Pensioner Tax Offset

set_offset

Set offsets

small_business_tax_offset

Small Business Tax Offset

System

FUNCTION_TITLE

validate_date

Verifying validity of dates

Utilities to cost and evaluate Australian tax policy, including fast projections of personal income tax collections, high-performance tax and transfer calculators, and an interface to common indices from the Australian Bureau of Statistics. Written to support Grattan Institute's Australian Perspectives program, and related projects. Access to the Australian Taxation Office's sample files of personal income tax returns is assumed.

  • Maintainer: Hugh Parsonage
  • License: GPL-2
  • Last published: 2025-06-18