IB Economics 4.5 Exchange Rates Questionbank

(a) Define the term inflation as mentioned in the text (Paragraph 2).

(b) Define the term export diversification referred in the text (Paragraph 3).

(c) Using information from Table 1, calculate the absolute increase in Ethiopia’s nominal GDP (in US$ billion) between 2018 and 2021.

(d) 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.

(e) 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).

(f) Using a production possibilities curve (PPC) diagram, explain how improvements in infrastructure might shift Ethiopia’s potential output in the long run (Paragraph 2).

(g) Using a tariff diagram, explain how reducing tariffs on manufacturing inputs can impact domestic producers and consumers in Ethiopia (Paragraph 4).

(h) Using a poverty cycle diagram, explain how limited access to education and healthcare can perpetuate poverty in rural areas (Paragraph 3).

(i) 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.

Explain how floating exchange rates are determined in the free market.

Explain how floating exchange rates are determined in the free market.

Recent Economic Trends in Chile

Chile, located along the western coast of South America, is widely regarded as one of the region’s most stable and prosperous nations. With a population of around 19 million, the country boasts a successful track record in macroeconomic management, marked by consistent economic growth and relatively low government debt levels. However, ongoing shifts in global trade, fluctuating copper prices, and recent policy reforms have brought new challenges to Chile’s economy.

In 2022, Chile recorded an average monthly wage of approximately US$600, though the cost of living in major urban centers such as Santiago continues to rise. To maintain price stability, the Central Bank of Chile has long operated an inflation-targeting regime, typically aiming for annual inflation close to 3%. Yet external pressures—like disruptions to global supply chains—pushed the inflation rate up to 7.2% in 2022. Unemployment remains a pressing issue; following a peak of 10.7% in 2020 when economic activity contracted, joblessness has gradually declined as the economy recovers.

Chile’s economic identity is strongly tied to mining, particularly copper, which accounts for a significant proportion of export revenues. In 2022, approximately 45% of total exports came from copper and other minerals. While copper has been a major driver of economic growth, economists and policymakers increasingly emphasize diversification to protect against commodity price volatility. The government has also expanded support for agricultural and service industries, promoting increased global competitiveness through various trade agreements with North American and Asian partners.

On the fiscal side, Chile historically prided itself on low government debt, yet debt levels have slowly risen to 37% of GDP by 2022. This reflects higher spending on social programs, including public healthcare and education subsidies. Policymakers are attempting to strike a balance between prudent fiscal management and ensuring equitable access to basic services. In the microeconomic arena, Chile introduced an excise tax on sugar-sweetened beverages to discourage unhealthy consumption and reduce negative externalities tied to rising obesity rates.

Foreign direct investment (FDI) flows remain relatively stable in non-mining ventures, particularly in renewable energy sectors such as solar and wind. The government has enacted regulatory changes that encourage private-sector participation in green investments, hoping to lessen reliance on fossil fuels. Analysts predict that over the next decade, renewable energy might comprise up to 30% of Chile’s energy mix, helping the country manage environmental externalities while sustaining long-term economic growth.

Despite Chile’s liberalized trade regime, some domestic industries face competitiveness hurdles from global market fluctuations. The peso’s exchange rate is influenced by copper prices. Therefore, this has spurred officials to pursue greater diversification.

Income distribution remains a topic of debate. Chile has recorded improvements in its Gini coefficient over the past decade, yet inequalities persist—especially in rural areas where access to education and healthcare lags behind that in urban regions. Government initiatives to raise the minimum wage and invest in vocational training signal attempts to address income disparities, which some critics argue need more comprehensive policies.

Private enterprise plays a central role in Chile’s leading export industries. In the mining sector, large multinational firms partner with domestic companies, creating jobs and contributing to government revenue. Nevertheless, critics point to environmental costs from mining activities and the need for stricter regulations to ensure sustainable resource use. Many also question whether enough investments are being channeled into non-traditional sectors like technology and advanced manufacturing—areas widely seen as key to sustainable future growth.

Moving forward, Chile’s policy landscape continues to evolve. Discussions about strengthening social safety nets, investing further in green energy, and maintaining a competitive exchange rate occupy center stage. The government’s approach to promoting inclusive development includes balancing social spending with structural reforms that attract both domestic and foreign investors. Ultimately, Chile’s ability to diversify its economy beyond copper and ensure equity across various regions will determine its long-term path to stable and inclusive growth.

Table 1: Chile’s Macroeconomic Indicators (2019–2022)

Table 2: Chile’s Export Composition (2022)

(a) Define the term “inflation-targeting” as mentioned in the text (Paragraph 1).

(b) Define the term “taxes” as described in the text (Paragraph 4).

(c) Using information from Table 1, calculate the percentage point change in Chile’s unemployment rate from 2019 to 2020.

(d) Sketch an AD/AS diagram to show how a decrease in real GDP growth might initially affect the level of unemployment.

(b) Using real-world examples, evaluate the likely macroeconomic impacts of an appreciation of a country’s currency caused by higher interest rates.

(a) Explain, using an exchange rate diagram, how an increase in a country’s interest rates is likely to lead to an appreciation of its currency in a floating exchange rate system.