Financial system

A sound financial system is the bedrock of a strong economy. To help preserve financial stability, we study how links between financial institutions can generate system-wide stress and amplify economic downturns as well as issues about efficiency.

Participants in the financial system are highly interconnected. This means that the very links that make the system so efficient in normal times can spread and amplify instability during periods of stress. And while regulations can strengthen stability, excessively strict measures may limit the flow of funds to productive activities.

Ultimately, our research and analysis help find the right balance between stability and efficiency. This research is crucial for ensuring that financial vulnerabilities do not severely impact economic growth and employment.

Example of the issues we are exploring:

  • how stress in one area of the financial system can spread to other areas
  • the types of new tools needed to effectively assess systemic risk
  • the effects on financial stability from a more competitive banking sector in Canada
  • the impact of tighter regulations on operational efficiency in the financial sector
  • how macroprudential policies affect household spending and investment decisions, as well as risks in the financial system

Systemic risk

Systemic risk is when a shock or a failure in one part of the financial system rapidly spreads to other parts of the financial system and is amplified, leading to a cascade of failures that threaten the entire system. Such risk can arise from various sources and primarily spread through the extensive links between financial institutions. We still have much to learn about where and how systemic risk could occur in Canada. For example, we must identify potential sources of risks, fully document and model links and understand how domestic and foreign financial markets may contribute to system-wide instability. The insights gained from this work strengthen our continued monitoring of the financial system and our collaboration with agencies that regulate the financial sector.

Stability and efficiency trade-offs

The global financial crisis of 2008–09 showed how inadequate financial regulations can contribute to system-wide instability. Since then, regulators across the world have tightened rules so the financial system is better able to absorb shocks and support economic activity during periods of stress. However, regulations that are too stringent can reduce the efficiency of the financial system in allocating funds, which hinders economic growth. Our research seeks to further our understanding of the fine line between promoting greater stability and preventing a loss of efficiency, particularly within the banking system.

Links between the real economy and financial system

The real economy and the financial system are closely related. A severe economic downturn may erode the financial health of lenders as some households and businesses default on loans. Conversely, an unstable financial system can trigger a credit crunch by restricting lending, which can lead to an economic downturn. Our research aims to further our understanding of these links by examining how the financial decisions of households and businesses affect the system and how financial shocks or macroprudential policies impact production and employment.

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How foreign central banks can affect liquidity in the Government of Canada bond market

Staff analytical note 2024-26 Patrick Aldridge, Jabir Sandhu, Sofia Tchamova
We find that foreign central banks own a large share of Government of Canada (GoC) bonds and tend to hold their positions for longer than other types of asset managers. This buy-and-hold behaviour could offer benefits. For example, foreign central banks may be less likely than other asset managers to sell bonds and add to strains on market liquidity in periods of turmoil. However, foreign central banks’ buy-and-hold behaviour combined with their minimal lending of GoC bonds in securities-financing markets, as observed in our available data, can potentially lower liquidity because fewer GoC bonds are available for others to transact in secondary markets. Indeed, we find that higher levels of foreign central banks’ GoC bond holdings are related to lower liquidity.

The (Mis)Allocation of Corporate News

Staff working paper 2024-47 Xing Guo, Alistair Macaulay, Wenting Song
We study how the distribution of information supply by the news media affects the macroeconomy. We find that media coverage focuses particularly on the largest firms, and that firms’ equity financing and investment increase after media coverage. But these equity and investment responses are largest among small, rarely covered firms. Our quantitative studies highlight that the aggregate effects of media coverage depend crucially on how that coverage is allocated.

Is This Normal? The Cost of Assuming that Derivatives Have Normal Returns

Staff working paper 2024-46 Radoslav Raykov
Derivatives exchanges often determine collateral requirements, which are fundamental to market safety, with dated risk models assuming normal returns. However, derivatives returns are heavy-tailed, which leads to the systematic under-collection of collateral (margin). This paper uses extreme value theory (EVT) to evaluate the cost of this margin inadequacy to market participants in the event of default.

Mortgage stress tests and household financial resilience under monetary policy tightening

Staff analytical note 2024-25 Jonathan Hartley, Nuno Paixão
This note analyzes mortgage stress tests, a macroprudential tool. We find that when mortgage stress tests are applied to all mortgage purchase originations, they improve credit quality and reduce credit and house price growth. They also improve the resilience of borrowers to financial shocks, such as the large increase in interest rates during 2022–23.

Monetary Policy Transmission to Small Business Loan Performance: Evidence from Loan-Level Data

Staff working paper 2024-41 Rodrigo Sekkel, Tamon Takamura, Yaz Terajima
We analyze the dynamic and heterogeneous responses of small-business loan performance to a monetary-policy shock using loan-level data in Canada. We find evidence of monetary policy transmission through the cash-flow channel and the aggregate demand channel as well as some, though limited, impact of collateral to discipline loan repayment.
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Disclaimer

Bank of Canada staff produce research and analysis to support the work of the Bank and to advance knowledge in the fields of economics and finance. The research is non-partisan and evidence based. All research is produced independently from the Bank’s Governing Council. The views expressed in each paper or article are solely those of the authors and may differ from official Bank of Canada views.

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