ECS4866
Assignment 2
(594502)
DUE: 28 AUGUST 2026
, ADVANCED PUBLIC ECONOMICS ECS4866
ASSIGNMENT 02
Unique Number: 594502
Due Date: 28 August 2026
Based on Study Units 5, 6, 7, and 8
Question 1: Errors and Half-Truths in Tax Statements
(a) Poll Tax (Head Tax) – Efficiency, Equity, and Universality
This statement holds up on the efficiency point but is deeply flawed on equity, and
simply wrong about achieving universal coverage in the South African context.
A poll tax (or head tax) charges every individual the same fixed amount, no matter their
income, wealth, or economic activity. Looking purely through an efficiency lens, it is fair
to say that a lump-sum tax of this kind creates no excess burden or deadweight loss in
theory, since it leaves relative prices untouched and does not distort decisions around
work, saving, or investment (Rosen & Gayer, 2014). To that narrow extent, the
efficiency claim stands.
Where the statement falls apart is in suggesting that a poll tax advances equity. It fails
on both vertical and horizontal equity grounds. Vertical equity calls for those with greater
capacity to pay to carry a proportionately larger tax burden. A poll tax does the opposite:
because everyone pays the same fixed amount regardless of income, it takes up a far
larger share of income among poor households than among wealthy ones, making it
regressive by nature and directly at odds with distributive fairness. Given that South
Africa has one of the world's highest Gini coefficients (around 0.63), inequality is already
severe, and a flat poll tax would widen rather than narrow these gaps.
The claim that a poll tax would "make everyone pay tax" also doesn't hold up. Millions of
South Africans fall below the income level needed to cover even a modest fixed levy.
Trying to enforce a poll tax on people living in poverty is impractical, and history
, suggests it could trigger widespread non-payment, heavy administrative strain, and
even social unrest as seen in the UK's poll tax riots of 1990. Given the size of South
Africa's informal sector, the cost of actually collecting such a tax would likely be
excessive as well.
In short, although a poll tax may tick the efficiency box in theory, it fails on equity and
cannot realistically guarantee full tax compliance in a developing-country setting like
South Africa.
(b) Skewed Income Distribution and Personal Income Tax – Efficiency and Equity
This statement is only partly true on equity, mistaken on efficiency, and oversimplifies
what a further rise in personal income tax (PIT) would actually mean for income
distribution.
South Africa's income distribution is indeed highly skewed the country is regularly
ranked among the most unequal in the world, with a disproportionate share of national
income concentrated in the top decile. Progressive PIT can, in principle, narrow post-tax
inequality by shifting resources from higher earners to lower-income households, which
is why the equity argument carries some weight.
That said, the statement overlooks several important issues. From an efficiency
standpoint, higher marginal PIT rates create substitution effects that can discourage
work effort, push people toward tax avoidance and evasion, and encourage capital to
move to lower-tax countries. South Africa's top marginal PIT rate already sits at 45%
(for taxable income above R1,817,000 in 2026/27), placing it among the more heavily
taxed countries relative to comparable economies. According to the 2026/27 Budget
Review, personal and corporate income tax combined make up roughly 55% of total tax
revenue, pointing to a heavy reliance on and possible overuse of these direct taxes.
Pushing PIT rates even higher risks creating an efficiency cost that outweighs any extra
revenue collected.
Assignment 2
(594502)
DUE: 28 AUGUST 2026
, ADVANCED PUBLIC ECONOMICS ECS4866
ASSIGNMENT 02
Unique Number: 594502
Due Date: 28 August 2026
Based on Study Units 5, 6, 7, and 8
Question 1: Errors and Half-Truths in Tax Statements
(a) Poll Tax (Head Tax) – Efficiency, Equity, and Universality
This statement holds up on the efficiency point but is deeply flawed on equity, and
simply wrong about achieving universal coverage in the South African context.
A poll tax (or head tax) charges every individual the same fixed amount, no matter their
income, wealth, or economic activity. Looking purely through an efficiency lens, it is fair
to say that a lump-sum tax of this kind creates no excess burden or deadweight loss in
theory, since it leaves relative prices untouched and does not distort decisions around
work, saving, or investment (Rosen & Gayer, 2014). To that narrow extent, the
efficiency claim stands.
Where the statement falls apart is in suggesting that a poll tax advances equity. It fails
on both vertical and horizontal equity grounds. Vertical equity calls for those with greater
capacity to pay to carry a proportionately larger tax burden. A poll tax does the opposite:
because everyone pays the same fixed amount regardless of income, it takes up a far
larger share of income among poor households than among wealthy ones, making it
regressive by nature and directly at odds with distributive fairness. Given that South
Africa has one of the world's highest Gini coefficients (around 0.63), inequality is already
severe, and a flat poll tax would widen rather than narrow these gaps.
The claim that a poll tax would "make everyone pay tax" also doesn't hold up. Millions of
South Africans fall below the income level needed to cover even a modest fixed levy.
Trying to enforce a poll tax on people living in poverty is impractical, and history
, suggests it could trigger widespread non-payment, heavy administrative strain, and
even social unrest as seen in the UK's poll tax riots of 1990. Given the size of South
Africa's informal sector, the cost of actually collecting such a tax would likely be
excessive as well.
In short, although a poll tax may tick the efficiency box in theory, it fails on equity and
cannot realistically guarantee full tax compliance in a developing-country setting like
South Africa.
(b) Skewed Income Distribution and Personal Income Tax – Efficiency and Equity
This statement is only partly true on equity, mistaken on efficiency, and oversimplifies
what a further rise in personal income tax (PIT) would actually mean for income
distribution.
South Africa's income distribution is indeed highly skewed the country is regularly
ranked among the most unequal in the world, with a disproportionate share of national
income concentrated in the top decile. Progressive PIT can, in principle, narrow post-tax
inequality by shifting resources from higher earners to lower-income households, which
is why the equity argument carries some weight.
That said, the statement overlooks several important issues. From an efficiency
standpoint, higher marginal PIT rates create substitution effects that can discourage
work effort, push people toward tax avoidance and evasion, and encourage capital to
move to lower-tax countries. South Africa's top marginal PIT rate already sits at 45%
(for taxable income above R1,817,000 in 2026/27), placing it among the more heavily
taxed countries relative to comparable economies. According to the 2026/27 Budget
Review, personal and corporate income tax combined make up roughly 55% of total tax
revenue, pointing to a heavy reliance on and possible overuse of these direct taxes.
Pushing PIT rates even higher risks creating an efficiency cost that outweighs any extra
revenue collected.
