ASRB NET and ARS / SMS / STO recruitment · India · Agricultural Scientists Recruitment Board (ICAR)
Original practice questions written to the published syllabus · not past papersHow governments raise and spend money, who really bears a tax, and how budgets, fiscal policy and public debt serve development.
In the exams: agricultural economics PhD entrance and fellowship examinations, public finance (present)
How our questions for ASRB NET and ARS / SMS / STO recruitment spread across the units of Public Finance. Difficulty: 20 easy, 43 medium, 15 hard.
| Sources of public revenue | 14 | |
| Tax incidence | 14 | |
| Public and private finance compared | 13 | |
| Principle of maximum social advantage | 9 | |
| Public expenditure | 9 | |
| Public debt | 8 | |
| Fiscal policy for development | 6 | |
| Government budgets | 5 |
Choose an answer, then open the working. Each explanation says why the right answer is right and why the others are not.
Three farmers would each value one more kilometre of a shared drainage channel at 20, 15 and 10. The marginal cost of that kilometre is 40. According to the efficiency rule for public goods, the channel should
C. be extended, because the marginal social benefit of 45 exceeds the marginal cost of 40
For a public good the valuations are summed vertically: 20 + 15 + 10 = 45 > 40, so the extension is efficient. Comparing only the highest (20) or the average (15) with the cost is the private-good mistake.
Further reading: Stiglitz and Rosengard, Economics of the Public Sector
Within the expenditure side of the budget, Dalton's principle requires that
C. the marginal social benefit of the last unit spent be equal in every use
Efficient allocation equalises marginal, not total, benefits across uses; otherwise moving a unit from a low-margin to a high-margin use raises welfare. Equal shares or equal totals ignore margins.
Further reading: Dalton, Principles of Public Finance
A fixed levy of 50 per household is charged to households with incomes of 500 and 2000. The levy is
D. regressive, taking 10 percent of the lower income and 2.5 percent of the higher
The average rate is 50/500 = 10 percent and 50/2000 = 2.5 percent: it falls as income rises, so the levy is regressive. Equal absolute payment is not the same as proportional taxation.
Further reading: Rosen and Gayer, Public Finance
Nicholas Kaldor argued that the most efficient way to tax agriculture in developing countries was
B. a tax on the potential output of land, assessed on productive capacity rather than actual output
Kaldor favoured a tax based on potential output: it does not penalise extra effort, falls on a factor in fixed supply and encourages use of idle land. A tax on actual output or turnover discourages production; export taxes distort crop choice.
Further reading: Kaldor, essays on taxation in developing countries
A tax of 50 per hectare per year is placed on agricultural land, whose supply is fixed. At a discount rate of 5 percent, what happens to the price of a hectare?
A. It falls by 1,000, as the tax is capitalised into the land price
Land in fixed supply cannot shift the tax, and the price falls by the present value of the perpetual tax: 50/0.05 = 1,000. A 50 fall counts only one year. Owners cannot pass it on because supply does not respond.
Further reading: Musgrave and Musgrave, Public Finance in Theory and Practice
A budgeting method that requires every programme to be justified afresh each year, rather than from the previous year's allocation, is
C. zero-based budgeting
Zero-based budgeting, associated with Peter Pyhrr, starts every programme from zero. Line-item and incremental budgeting build on last year's inputs; performance budgeting classifies spending by programmes and outputs but does not require restarting from zero.
Further reading: Stiglitz and Rosengard, Economics of the Public Sector
Progressive income taxes and unemployment benefits that raise the deficit in a recession without any new decision by government are called
C. automatic stabilisers
Automatic stabilisers respond to the cycle through existing rules. Discretionary policy needs a new decision; crowding out and Ricardian offsets reduce the effect of fiscal policy rather than describe stabilisers.
Further reading: Rosen and Gayer, Public Finance
In the Harrod-Domar model, a country with a capital-output ratio of 4 wants to grow at 6 percent a year. The required savings (investment) rate is
D. 24 percent of GDP
g = s/v, so s = g x v = 0.06 x 4 = 0.24. Dividing (6/4 = 1.5) or adding (4 + 6 = 10) are common slips.
Further reading: Thirlwall, Economic Growth and Development
Short-term government borrowing such as treasury bills is classified as
A. floating debt
Short-term debt that must be rolled over frequently is floating debt; long-term or undated debt is funded debt. Treasury bills may be held by residents, so they are not necessarily external.
Further reading: Dalton, Principles of Public Finance
Replacing high-interest government debt with new debt at a lower interest rate is called
D. conversion
Conversion lowers the interest cost of existing debt. Refunding issues new debt to repay maturing debt (not necessarily at lower interest); repudiation is refusal to pay; a capital levy is a one-time wealth tax to redeem debt.
Further reading: Dalton, Principles of Public Finance
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