Practice IB Economics Topic 3. Macroeconomics with authentic exam-style questions for both SL and HL students. This question bank focuses on the exact syllabus content for 3. Macroeconomics and mirrors Paper 1, 2, 3 style where relevant.
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Nepal is a landlocked country in South Asia with an estimated population of 29 million. Agriculture remains central to the economy, accounting for about 27% of gross domestic product (GDP) and employing a sizeable proportion of the workforce. However, the country also relies heavily on tourism and remittances from migrant workers abroad, which make up more than 25% of Nepal’s total GDP. Nepal has been seeking to diversify its economy through foreign direct investment (FDI) in energy, infrastructure, and services.
In 2020, Nepal’s GDP stood at US$29.3 billion. By 2021, it had increased to US$30.5 billion, partly due to post-pandemic economic recovery and continued growth in the tourism sector. Official unemployment figures in Nepal are relatively low, but underemployment remains a major issue, especially in rural areas. The country’s Gini coefficient is estimated at 0.32, indicating moderate income inequality, though rural–urban disparities still persist. Nepal’s tax system includes both direct and indirect taxes; the highest marginal rate for personal income tax is approximately 30%.
The tourism sector is vital. Trekking permits, especially for the Annapurna, Everest, and Langtang regions, represent a key source of government revenue. Due to recent changes in permit fees and fluctuations in tourism numbers, local businesses have experienced varying levels of income from trekking-related services.
Table 1: Labour market data in Nepal (2021)
| Population (millions) | Labour force (millions) | Employed (millions) | Unemployed (millions) |
|---|---|---|---|
| 29 | 16.0 | 15.6 | 0.4 |
Table 2: Trekking permit data for Nepal
| Year | Average permit price (USD) | Number of permits sold |
|---|---|---|
| 2021 | 50 | 150 000 |
| 2022 | 60 | 120 000 |
Using the information in Table 1, calculate the official unemployment rate in Nepal for 2021.
Using the data provided in the text, calculate Nepal’s real GDP growth rate from 2020 to 2021. Show your working.
Using information from Table 2, calculate the price elasticity of demand for trekking permits in Nepal when the average permit price increases from US$50 to US$60.
Using information from Table 2, calculate the change in total revenue from trekking permit sales between 2021 and 2022.
Define the term “Keynesian multiplier.”
Using an AD/AS diagram, explain how an increase in foreign direct investment might affect real output in Nepal in the short run.
Using information from Table 1, calculate the labour force participation rate in Nepal for 2021.
Using information from the text, explain how income inequality could act as a constraint on Nepal’s economic growth.
Using the text/data provided and your knowledge of economics, recommend a policy which could be implemented by the government of Nepal in order to promote sustainable economic growth.
Albania is a country in Southeastern Europe with an estimated population of about 2.8 million in 2022. The Albanian economy has been transitioning from a centrally planned system to a market-based system and has experienced positive real GDP growth in recent years. Tourism is a significant contributor to Albania’s GDP, and the government has intensified efforts to promote the country’s attractions along its Adriatic and Ionian coasts.
In 2022, Albania’s unemployment rate was around 12%, partly due to structural challenges in the economy. The government operates a progressive personal income tax system, with rates ranging from 0% up to 23%. Corporate income tax is set at 15%. Value-added tax (VAT) on most goods and services stands at 20%.
Albania’s trade balance remains negative, as the country’s main exports (textiles, footwear, and mineral fuels) have not kept pace with imports (machinery, food, and manufactured goods). The government has embarked on several infrastructural projects to attract foreign investment and reduce transport costs, including a newly announced US$200 million investment in highways. Economists estimate the marginal propensity to consume (MPC) in Albania to be about 0.8.
Table 1: Selected Macroeconomic Indicators for Albania
| Year | Real GDP (billion US$) | Unemployment Rate (%) | Gini Coefficient |
|---|---|---|---|
| 2021 | 15.2 | 11.5 | 0.30 |
| 2022 | 16.0 | 12.0 | 0.31 |
Table 2: Tourism Data in Albania (2022)
| Price per Tour Package (EUR) | Quantity Demanded of Tour Packages (thousands) |
|---|---|
| 400 | 140 |
| 450 | 120 |
Using the information provided in Table 1, calculate the percentage change in Albania’s real GDP between 2021 and 2022.
The Albanian government’s US$200 million highway project is expected to raise national income through the Keynesian multiplier, assuming the marginal propensity to consume (MPC) is 0.8. Calculate the total increase in national income that could result from this project.
Using the data in Table 2, calculate the price elasticity of demand (PED) for Albania’s tour packages when the price increases from EUR 400 to EUR 450.
Using the data in Table 1, calculate the absolute change in the unemployment rate between 2021 and 2022.
Define the term “progressive tax.”
Using an AD/AS diagram, explain how an increase in government spending on infrastructure could affect real GDP in Albania.
Using information from Table 1, calculate the approximate percentage change in Albania's Gini coefficient between 2021 and 2022. Show your working.
Using information from the text, explain how a persistent trade deficit might impact Albania’s economic growth.
Using the text/data provided and your knowledge of economics, recommend a policy which the government of Albania could implement in order to reduce unemployment.
Vietnam is an emerging economy in Southeast Asia that has seen rapid industrialization over the past decade. The nation relies heavily on its manufacturing sector, which contributes significantly to its export earnings. However, certain domestic sectors, such as the heavy metals industry, have struggled to remain competitive against lower-priced imports. In 2023, the Vietnamese government considered various trade protection measures to support local steel producers who claimed that foreign firms were selling products below the cost of production in the domestic market.
Steel is a vital component for the construction and automotive industries in Vietnam. To address the surge in imports, the government implemented a trade barrier to increase the domestic price and reduce the volume of imports. While this measure was welcomed by local mill owners, representatives from the construction sector warned that increased costs for raw materials could lead to project delays and higher housing prices.
Table 1: Macroeconomic Indicators of Vietnam (2020–2023)
| Year | Real GDP (US$ bn) | Exports of Goods (US$ bn) | Imports of Goods (US$ bn) | Trade Balance (US$ bn) |
|---|---|---|---|---|
| 2020 | 343.0 | 282.6 | 262.4 | 20.2 |
| 2021 | 366.0 | 336.3 | 332.3 | 4.0 |
| 2022 | 408.8 | 371.8 | 358.9 | 12.9 |
| 2023 | 430.5 | 355.5 | 327.8 | 27.7 |
Table 2: Employment by Economic Sector (2022)
| Sector | Number of Workers (Millions) |
|---|---|
| Agriculture | 13.8 |
| Manufacturing | 11.2 |
| Services | 19.5 |
| Construction | 4.6 |
| Other | 2.1 |
Table 3: Market for Imported Steel in Vietnam (Annual)
| Price per ton (US$) | Domestic Quantity Demanded (m tons) | Domestic Quantity Supplied (m tons) |
|---|---|---|
| $350 | 14.0 | 2.0 |
| $400 (World Price) | 12.0 | 3.0 |
| $450 (Price+Tariff) | 10.0 | 5.0 |
| $500 | 8.0 | 7.0 |
| $550 | 6.0 | 9.0 |
Table 4: Trade Protection Policies in Vietnam (2023)
| Industry | Type of Protection | Rate or Detail |
|---|---|---|
| Steel | Ad valorem tariff | 12.5% |
| Rice | Export Quota | 7.1m tons limit |
| Vehicles | Import License | Non-automatic |
Figure 1 illustrates the impact of the trade protection policy on the domestic steel market.
Using the data in Table 1, calculate the percentage change in the trade balance for Vietnam between 2022 and 2023.
Using the information in Table 3, calculate the reduction in the volume of imported steel (in millions of tons) that occurred after the implementation of the tariff.
Using the information in Table 3, calculate the total tax revenue (in US$ millions) collected by the Vietnamese government from the steel tariff.
Using the data in Table 3, calculate the change in total consumer expenditure on steel (in US$ millions) when the price rises from $400 to $450.
Define the term “ad valorem tariff.”
Using the diagram in Figure 1, explain how the imposition of the tariff affects the surplus of domestic steel producers and the efficiency of resource allocation in Vietnam.
Using the information in Table 3, calculate the change in total revenue for domestic steel producers (in US$ millions) resulting from the tariff.
Explain two possible negative impacts of protecting the steel industry on other sectors of the Vietnamese economy.
Using the provided information and your knowledge of economics, evaluate the decision of the Vietnamese government to impose a tariff on imported steel. Justify your response.
Germany, as Europe’s largest economy, has historically relied on its robust industrial sector, strong exports of machinery and automobiles, and high-value-added manufacturing. During the early 2020s, it faced a combination of opportunities and challenges. On the one hand, demand for German exports remained high in global markets, supported by a reputation for quality engineering. On the other hand, supply chain disruptions in semiconductors and rising energy prices, partly triggered by shifts in international energy markets and global uncertainties, weighed on industrial output.
In 2022, Germany recorded a nominal GDP of US$4.4 trillion, with real GDP growth at 1.8% a deceleration from the 2.5% reported in 2021. Average inflation rose to 7.5% in 2022, up from 3.2% the previous year. Some macroeconomists attributed this spike in inflation to a combination of higher global commodity prices, labor shortages, and an expansionary fiscal stance aimed at countering pandemic-related slowdowns. In addition, rising household disposable incomes contributed to higher consumer spending, adding demand-side pressure on the price level. The government’s budget deficit reached 3.8% of GDP in 2022, spurred by increased health expenditures and targeted subsidies for certain industries, especially those transitioning to greener production methods.
A core focus of German policy has been the energy transition (“Energiewende”), which aims to phase out nuclear power while boosting renewable energy sources such as wind and solar. The government introduced new subsidies for households installing solar panels and for firms adopting more energy-efficient processes. Although these measures have helped reduce emissions, critics argue they impose higher short-term production costs on businesses. In 2022, approximately 46% of Germany’s electricity came from renewables, illustrating a notable increase compared to 35% five years earlier. Nevertheless, some economists worry about energy security, cautioning that reliance on imported natural gas may expose the economy to price volatility.
In microeconomic terms, the government has also promoted a minimum wage policy to address income inequality and stimulate productivity within the service sector. In 2021, the minimum wage was increased by almost 10%, affecting over 4 million workers. Critics claim that small businesses may struggle with higher labor costs, while proponents emphasize that increased household income boosts consumption. Moreover, with Germany’s aging population, policymakers have launched campaigns to attract high-skilled migrant labor to fill gaps in advanced manufacturing and technological innovation.
Internationally, Germany’s trade relationships with European Union partners remain pivotal. Its exporters benefit from lower intra-EU trade barriers, and the euro acts as a common currency among 20 member states. However, some German manufacturers report that demand is influenced by exchange rate fluctuations with non-eurozone trading partners, particularly the United States and China. Before 2022, the euro experienced periods of depreciation against the U.S. dollar, making German exports more competitive globally.
With sustainability goals on the horizon, Germany has advanced plans to tax carbon-intensive production and invest in green infrastructure. Early results suggest an uptick in purchases of electric vehicles (EVs). A government-backed EV subsidy, set at €4,500 per vehicle, significantly lowered the price for consumers and led to a 30% increase in EV registrations from 2021 to 2022. Automotive firms quickly adapted supply chains to meet demand, though rising lithium and battery costs introduced uncertainties. In parallel, the government occasionally intervenes in energy markets to stabilize electricity prices and support households facing higher utility bills.
Many German economists expect moderate growth prospects in the coming years but emphasize caution due to potential external shocks such as geopolitical tensions and global financial volatility. The labor market, historically strong with an unemployment rate around 5.3% in 2022, could see pressure if foreign demand weakens. Nevertheless, policymakers remain focused on balancing green initiatives, fiscal prudence, and social welfare reforms. Their strategy includes maintaining Germany’s status as a leading export-driven economy, advancing climate objectives, and sustaining social protections.
Table 1: Germany’s Selected Macroeconomic Indicators
| Indicator | 2020 | 2021 | 2022 |
|---|---|---|---|
| Nominal GDP (US$ trillion) | 4.0 | 4.2 | 4.4 |
| Real GDP Growth Rate (%) | -4.6 | 2.5 | 1.8 |
| Inflation Rate (%) | 0.5 | 3.2 | 7.5 |
| Budget balance (% of GDP) | -4.3 | -3.7 | -3.8 |
| Unemployment Rate (%) | 6.0 | 5.4 | 5.3 |
Table 2: Germany’s Energy and EV Transition Indicators
| Indicator | 2017 | 2022 |
|---|---|---|
| Share of Renewables in Electricity Generation (%) | 35 | 46 |
| Government EV Subsidy (€/vehicle) | 3,000 | 4,500 |
| EV Registrations (thousand units) | 90 | 180 |
| Share of Natural Gas in Energy Mix (%) | 25 | 30 |
Define the term “subsidies” mentioned in the text.
Define the term “unemployment rate” mentioned in the text.
Using information from Table 1, calculate the absolute change in Germany’s nominal GDP between 2020 and 2022 (in US$ trillion).
Sketch an AD/AS diagram to show how higher consumer spending, prompted by rising household incomes, might affect the price level (inflation).
Using a labour market diagram, explain how the increase in Germany’s minimum wage could affect employment and wage levels for low-skilled workers.
Using an exchange rate diagram, explain how a depreciation of the euro against the U.S. dollar could affect the competitiveness of German exports.
Using a Lorenz curve diagram, explain how raising the minimum wage may influence income inequality within Germany.
Using an externalities diagram, explain how reliance on imported natural gas could lead to market failure if environmental costs are not accounted for.
Using the stimulus (especially Table 2) and your economic knowledge, discuss the potential impact of Germany’s transition to renewable energy on its economic growth and environmental objectives.
Ethiopia, located in the Horn of Africa, has undergone rapid economic transformation in recent years. From 2015 to 2022, the country’s real GDP growth averaged approximately 7.5% per annum, largely driven by an expansion in the services sector and increased investment in infrastructure. Coffee remains Ethiopia’s largest export commodity, accounting for about 25% of total export earnings. Yet, recurring droughts, coupled with a high population growth rate of nearly 2.7% per year, have heightened concerns about food security and rural poverty.
Government programs, such as the Growth and Transformation Plans (GTP I and GTP II), have prioritized industrialization, infrastructure development, and agricultural modernization. Although these programs stimulated some growth in the manufacturing sector, limited foreign currency reserves and inflationary pressures have posed major challenges. Ethiopia’s inflation rate peaked at around 35% in 2021 due to a combination of supply shocks, global commodity price increases, and expansionary monetary policy. The National Bank of Ethiopia has since adopted tighter monetary measures to reduce inflation. However, small businesses complain that tighter credit availability hinders their operations.
Despite sustained growth, Ethiopia’s Human Development Index (HDI) remains relatively low, indicative of widespread poverty and inequality. An estimated 22% of the population lives below the national poverty line, while rural areas struggle with underemployment and limited access to clean water. The government has attempted to address these issues through rural electrification programs, improvements in primary education, and targeted social protection schemes. Nevertheless, inequality persists, and rising urban living costs make life difficult for low-skilled workers in cities. Furthermore, frequent currency devaluations have increased the cost of imported inputs for domestic industries, prompting calls for greater export diversification beyond coffee and traditional agricultural products.
Ethiopia has also sought to enhance its global economic integration by reducing tariffs on specific manufacturing inputs and negotiating free trade agreements within regional blocs. These efforts, officials argue, accelerate the country’s transition from a largely agrarian economy to a more diversified one, while attracting foreign direct investment (FDI) into industrial parks. However, bureaucratic bottlenecks and limited infrastructure in some regions—especially inadequate road and rail networks—remain obstacles to realizing Ethiopia’s transformative goals.
Table 1: Selected Macroeconomic Indicators (2018–2021)
| Indicator | 2018 | 2019 | 2020 | 2021 |
|---|---|---|---|---|
| Nominal GDP (US$ billion) | 84 | 92 | 98 | 105 |
| Real GDP Growth Rate (%) | 7.8 | 7.2 | 6.0 | 5.4 |
| Inflation Rate (%) | 13.3 | 15.2 | 24.0 | 35.0 |
| Government Expenditure (% of GDP) | 17.1 | 17.5 | 18.2 | 19.0 |
| Exchange Rate (ETB per US$) | 27.4 | 29.9 | 34.1 | 38.5 |
Table 2: Poverty Indicators and Development Measures
| Indicator | 2018 | 2019 | 2020 | 2021 |
|---|---|---|---|---|
| Poverty Rate (% of population) | 24 | 23 | 22 | 22 |
| Rural Population (% of total population) | 78 | 77 | 77 | 76 |
| Life Expectancy (years) | 64 | 65 | 65 | 66 |
| Rural Electrification Rate (% of villages) | 41 | 45 | 49 | 53 |
Define the term inflation as mentioned in the text (Paragraph 2).
Define the term export diversification referred in the text (Paragraph 3).
Using information from Table 1, calculate the absolute increase in Ethiopia’s nominal GDP (in US$ billion) between 2018 and 2021.
Sketch an exchange rate diagram to show how the rise in Ethiopia’s exchange rate (ETB per US$) from 2018 to 2021 might affect import costs for domestic firms.
Using an aggregate demand and aggregate supply (AD/AS) diagram, explain how tighter monetary policy designed to reduce inflation could affect Ethiopia’s real output in the short run (Paragraph 2).
Using a production possibilities curve (PPC) diagram, explain how improvements in infrastructure might shift Ethiopia’s potential output in the long run (Paragraph 2).
Using a tariff diagram, explain how reducing tariffs on manufacturing inputs can impact domestic producers and consumers in Ethiopia (Paragraph 4).
Using a poverty cycle diagram, explain how limited access to education and healthcare can perpetuate poverty in rural areas (Paragraph 3).
Using information from the text/data and your knowledge of economics, evaluate the effectiveness of Ethiopia’s government policies in promoting both economic growth and economic development.