Interest Rate Risk Management by EME B ...
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Geopolitical risks have emerged as a critical consideration for financial risk managers, particularly since 2022. These risks encompass potential adverse events such as wars, terrorist acts, and inter-state tensions that can disrupt international relations and economic stability. For FRM candidates, understanding the transmission mechanisms through which geopolitical events affect asset prices and financial stability is essential for effective risk identification, measurement, and management.
The relevance of this topic to risk management practice is multifaceted. Geopolitical risks can trigger abrupt asset price corrections, reverse capital flows, disrupt supply chains, and challenge the operational resilience of financial institutions. The interconnected nature of global financial markets means that geopolitical events in one region can rapidly transmit shocks to institutions and markets worldwide through trade and financial linkages.
Empirical evidence demonstrates that news-based measures of geopolitical risk events, countries’ military spending relative to GDP, and restrictions on cross-border trade and financial transactions have all increased significantly since 2022. A composite measure combining these indicators—the geoeconomic fragmentation index—has reached its highest level in several decades, underscoring the heightened importance of incorporating geopolitical risk into financial risk frameworks.
An increase in geopolitical risk affects prices of financial assets and threatens macrofinancial stability through two primary channels: the economic channel and the market sentiment channel.
The economic channel operates through several interconnected mechanisms:
Trade and financial restrictions: Geopolitically motivated restrictions on trade and financial transactions disrupt supply chains, reverse capital flows, or inflict adverse demand shocks on targeted economies. These disruptions directly affect the prices of both real and financial assets.
Policy response effects: Macroeconomic policy responses to geopolitical events—such as changes in growth and inflation—indirectly influence asset prices. Central banks may adjust monetary policy in response to inflationary pressures from supply disruptions, while fiscal authorities may increase spending for defense or economic support.
Physical damage and conflict: In cases of military conflicts, actual or expected damage to physical infrastructure, production facilities, and civilian populations reduces domestic and external demand, undermining investment and economic activity. This damage to productive capacity has lasting effects on asset valuations.
Sovereign risk amplification: Sovereign yield spreads and credit default swap (CDS) spreads may widen if geopolitical risks heighten fiscal sustainability concerns—for example, through increased military spending, greater borrowing needs, or output declines. This sovereign-bank nexus can amplify financial instability.
The market sentiment channel operates through investor psychology and risk perception. Increases in geopolitical risk raise macroeconomic and financial uncertainty even before any conflict or policy change materializes. This uncertainty affects asset prices by reducing investor confidence and increasing risk aversion.
Depressed asset valuations resulting from sentiment shifts increase liquidity and credit risks for both financial and nonfinancial institutions. Large and abrupt declines in asset prices can trigger margin and collateral calls, as well as redemption pressures on investment funds. These pressures may force asset fire sales and propagate contagion within the broader financial system, thereby heightening the risk of an adverse macrofinancial feedback loop.
Empirical analysis shows that both risk aversion and uncertainty increase after large geopolitical shocks, with the effect on uncertainty being more notable and persistent, particularly for global shocks. The Chicago Board Options Exchange Volatility Index (VIX) tends to spike following major domestic or global geopolitical events.
$$ \begin{array}{l|l|l} \textbf{Channel} & \textbf{Mechanism} & \textbf{Asset Price Impact} \\ \hline \textbf{Economic} & {{\text{Trade restrictions,}\\ \text{financial sanctions,}\\ \text{supply chain disruption,}\\ \text{capital flow reversal,}\\ \text{physical damage}}} & {{\text{Stock price decline through}\\ \text{reduced cash flows;}\\ \text{sovereign spread widening;}\\ \text{commodity price increases}}} \\ \hline \textbf{Market Sentiment} & {{\text{Increased uncertainty,}\\ \text{reduced investor confidence,}\\ \text{elevated risk aversion}}} & {{\text{Higher discount rates,}\\ \text{volatility spikes,}\\ \text{flight-to-safety,}\\ \text{increased option premiums}}} \end{array} $$Â
The impact of geopolitical risks on asset prices varies significantly across asset classes, sectors, and countries. Understanding these heterogeneous effects is essential for portfolio risk management and stress testing.
A fundamental distinction exists between the effects on commodity-exporting and commodity-importing countries. Supply-chain disruptions caused by geopolitical events typically increase commodity prices while simultaneously depressing stock prices in economies reliant on imported commodities. This divergence creates both risks and opportunities for portfolio managers.
For commodity-importing countries, sovereign CDS spreads generally increase by more than 1 percent cumulatively in the week following major global geopolitical risk events. Currency depreciation accompanies this widening of the spread, particularly in commodity-importing emerging markets.
By contrast, commodity exporters typically experience declining sovereign CDS spreads and may see positive stock returns, as higher commodity prices benefit their corporate sectors and improve fiscal positions.
Sector-specific impacts follow intuitive patterns based on exposure to geopolitical factors:
Benefiting Sectors:
Vulnerable Sectors:
International military conflicts have a significantly larger effect on the stock prices of firms in emerging market economies than on those in advanced economies. Empirical analysis demonstrates that such conflicts cause approximately a 5 percent decline in emerging market firm stock prices, substantially greater than the impact on advanced economy firms.
This differential reflects several factors:
$$ \begin{array}{l|l|l} \textbf{Asset Class} & \textbf{Typical Response} & \textbf{Key Moderating Factors} \\ \hline \text{Equities} & {{\text{Decline ~3% on average;}\\ \text{up to 9% for severe events}}} & {{\text{Sector exposure, country}\\ \text{involvement, trade linkages}}} \\ \hline \text{Sovereign CDS} & {{\text{Spreads widen, especially for}\\ \text{EM commodity importers}}} & {{\text{Fiscal buffers, reserve adequacy,}\\ \text{institutional quality}}} \\ \hline {{\text{Government}\\ \text{Bonds}}} & {{\text{Safe haven yields decline;}\\ \text{EM yields increase}}} & {{\text{Safe haven status, domestic}\\ \text{vs. foreign event}}}\\\hline \text{Commodities} & {{\text{Oil and gold prices generally}\\ \text{increase}}}& {{\text{Supply disruption risk,}\\ \text{safe haven demand}}} \end{array}$$
Analysis using panel vector autoregression models reveals that geopolitical risk shocks exert meaningful downward pressure on stock markets, with the magnitude depending on shock severity and whether shocks are global or country-specific.
Aggregate stock prices generally decline by approximately 0.3 percent in response to a typical country-specific geopolitical risk shock (scaled to two standard deviations), with effects persisting for at least two years. However, more severe shocks—those increasing the geopolitical risk index by at least two standard deviations above its mean—produce effects approximately seven times larger and are notably persistent.
Global geopolitical risk shocks, which affect international relations or economies at a broader scale, cause average stock price declines of approximately 1 percent that persist for about one quarter. Given that average three-month stock market returns across countries in the sample approximate 0.1 percent, a typical geopolitical shock has an impact roughly three times this benchmark, while a large shock produces effects approximately 20 times this benchmark.
Russia’s invasion of Ukraine provides a comprehensive case study of geopolitical risk transmission:
Pre-invasion period: Media reports of Russian troop movements near the Ukrainian border beginning October 30, 2021, initiated a gradual decline in Russian equity markets.
Invasion impact: The military invasion on February 24, 2022, triggered a 33 percent single-day collapse in the Russian stock market, while trading on the Ukrainian exchange was suspended.
Spillover Effects:
Portfolio Reallocation:
Trade tensions between the United States and China illustrate how geopolitical risk can manifest through economic policy actions rather than military conflict:
Impact of U.S. Tariff Announcements on Chinese Firms:
Spillback Effects on U.S. Firms:
Retaliatory Tariff Effects:
Geopolitical risk events transcend national borders through multiple channels:
Trade linkages: When a country’s main trading partner becomes involved in a major geopolitical risk event, stock returns for the country’s firms decline by approximately 1 percentage point on average. This impact amplifies to 2.5 percentage points when the trading partner is involved in a military conflict.
Revenue and subsidiary exposure: Firms generating significant proportions of revenues from, or maintaining subsidiaries or shareholding companies in, countries affected by geopolitical events experience additional stock price declines of 0.1–0.25 percentage points, controlling for macro and sectoral effects. For emerging market firms, exposure through shareholding companies appears more important than subsidiary presence.
Geopolitical risks influence sovereign risk through multiple mechanisms. Higher military spending weighs on government fiscal outlooks, while deteriorating economic activity pushes up public-debt-to-GDP ratios and raises fiscal sustainability concerns. The interconnectedness of sovereign and financial sector balance sheets amplifies these effects, creating potential for adverse feedback loops.
Sovereign CDS spreads widen significantly after major geopolitical risk events, with particularly pronounced effects during military conflicts:
Foreign geopolitical risk events also affect sovereign risk premiums through trade linkages. When a country’s key trading partner becomes involved in an international military conflict, the country’s own CDS spreads widen, reflecting negative impacts on economic activity and upward pressures on inflation from supply disruptions.
Economies with smaller fiscal and international reserve buffers or poorer institutional quality exhibit greater vulnerability to geopolitical shocks:
High public debt: When key trading partners experience international military conflicts, sovereign risk premiums increase more substantially in emerging markets, characterized by high public-debt-to-GDP ratios (above the sample median).
International reserve adequacy: Economies with international reserve adequacy ratios below the sample median experience CDS premium increases approximately 100 basis points larger than those with adequate reserves.
Institutional quality: Economies with institutional quality below the sample median face CDS premium increases approximately 120 basis points larger than their better-governed counterparts.
Long-term sovereign yields in traditional safe haven countries—Germany, Japan, Switzerland, the United Kingdom, and the United States—tend to decline following major geopolitical risk events, reflecting flight-to-safety capital flows. This pattern is particularly pronounced during major foreign geopolitical events, when yields rise sharply in other advanced economies but remain stable or decline in safe-haven countries.
By contrast, emerging market sovereign yields typically increase following both domestic and foreign geopolitical events.
Exam Focus: The sovereign-bank nexus is a critical concept. Rising sovereign risk premiums can adversely affect banks’ balance sheets through their holdings of government securities, while weakened banks may require government support, further straining sovereign creditworthiness. This feedback loop is particularly relevant in economies with less well-capitalized banking systems and higher fiscal vulnerabilities.
The impact of geopolitical risk shocks on asset prices depends critically on the extent to which investors price these risks in advance. Asset pricing theory implies that investors should require positive risk premiums to hold stocks likely to lose value when geopolitical risks materialize, while assets that hedge against such risks should command lower expected returns.
The sensitivity of stock returns to geopolitical risk shocks after controlling for market factors—termed the geopolitical risk (GPR) beta—exhibits substantial cross-sectional variation. The distribution of GPR betas is nearly symmetric, with many stocks showing both positive and negative sensitivities to geopolitical shocks.
Sectoral patterns in GPR betas align with economic intuition:
Empirical analysis reveals that investors factor geopolitical risk into equity valuations, but the nature of this pricing has evolved over time:
2012–2021 Period:
Post-2022 Period (After Russia’s Invasion):
Options markets provide direct evidence of geopolitical risk pricing through the cost of protection against downside risks. Out-of-the-money put options measure the premium investors pay to protect against tail risks—extreme negative outcomes that are relatively unlikely but potentially severe.
Russia-Ukraine Conflict:
U.S.–China Trade Tensions:
Banks and nonbank financial institutions face elevated market, liquidity, and credit risks during geopolitical events. Changes in asset prices—particularly rapid selloffs—cause fluctuations in the values of financial assets on institutional balance sheets, affecting risk-taking capacity and funding conditions and potentially triggering adverse macrofinancial feedback loops.
Cross-border bank claims and liabilities involving countries affected by major geopolitical risk events are substantial:
Investment fund exposure is also significant:
Major geopolitical risk events adversely affect bank stability and lending, with more pronounced effects in emerging market economies:
Equity effects: Bank equity tends to decline when a bank’s home country or key foreign counterparts are involved in international military conflicts. This equity erosion contributes to reduced loan growth.
Transmission Mechanisms:
Credit quality: Empirical results confirm increases in borrowing costs and nonperforming loans following major geopolitical events.
Investment funds with significant exposure to countries involved in geopolitical events, particularly military conflicts, experience lower returns and outflows:
Bond funds: Funds with 10 percent exposure to conflict-affected countries subsequently experienced a 1.0 percentage point decline in returns and a 2.3 percentage point decline in flows.
Equity funds: Experienced smaller but meaningful impacts—approximately 0.2 percentage point return decreases and 0.3 percentage point flow declines.
Russia-Ukraine Case:
Financial institutions actively rebalance portfolios in response to geopolitical events:
Geopolitical Risk: Potential adverse events such as wars, terrorist acts, and inter-state tensions that can disrupt international relations and economic stability.
Geoeconomic Fragmentation Index: A composite measure combining restrictions on cross-border trade, investments, and financial transactions; military conflicts; indicators of diplomatic tensions; and migration policies.
GPR Beta: The sensitivity of stock returns to geopolitical risk shocks after controlling for market factors.
Downside Tail Risk: The risk of extreme negative realized future asset returns, typically measured at the 10th percentile of the return distribution.
Sovereign-Bank Nexus: The interconnection between sovereign creditworthiness and financial sector health, where sovereign stress can weaken banks, and bank weakness can strain sovereigns.
Flight-to-Safety: Investor behavior during stress periods characterized by shifting capital from risky assets to perceived safe havens, typically high-quality sovereign bonds of advanced economies.
Macrofinancial Feedback Loop: A self-reinforcing cycle where financial sector stress reduces lending and economic activity, which further weakens financial institutions.
Question
A stress testing team at a large bank is designing a “geopolitical stagflation” scenario. They are estimating the impact on the bank’s capital adequacy. In this scenario, which combination of factors would pose the most severe threat to the bank’s equity valuation and capital ratios?
- Falling interest rates, rising credit losses, and appreciation of the domestic currency.
- Rising interest rates, rising credit losses, and a decline in the fair value of fixed-income securities.
- Rising interest rates, falling credit losses, and rising net interest margins.
- Stable interest rates, stable credit losses, and a decline in operational costs.
Correct Answer: B
 A geopolitical supply shock (e.g., oil price spike) often leads to stagflation: high inflation requiring higher interest rates, combined with low growth causing credit defaults. Banks suffer a “double hit”:
- Credit Risk: Borrowers default due to economic slowdown (rising credit losses).
- Market Risk: Higher rates reduce the fair value of fixed-income assets held on the balance sheet (unrealized losses). This combination erodes capital buffers most severely.
A is incorrect. Falling rates would generally boost the value of fixed-income holdings, providing a buffer against credit losses.
C is incorrect. This is a positive scenario for banks (higher margins, low defaults).
D is incorrect. This is a benign scenario.
Things to Remember:
- Geopolitical stagflation challenges the traditional diversification benefit between bonds and equities (both may fall).
- Banks must assess “interest rate risk in the banking book” (IRRBB) alongside credit risk in these scenarios.
- Declining equity valuations of banks increase their cost of capital, making it harder to raise funds to support lending.
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