Staff research, Publications
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Classical Decomposition of Markowitz Portfolio Selection
In this study, we enhance Markowitz portfolio selection with graph theory for the analysis of two portfolios composed of either EU or US assets. Using a threshold-based decomposition of their respective covariance matrices, we perturb the level of risk in each portfolio and build the corresponding sets of graphs. -
Trading on Long-term Information
Investors who trade based on good research are said to be the backbone of stock markets: They conduct research to discover the value of stocks and, through their trading, guide financial prices to reflect true value. What can make their job difficult is that high-speed, short-term traders could use machine learning and other technologies to infer when informed investors are trading. -
The Market for Acquiring Card Payments from Small and Medium-Sized Canadian Merchants
This note uses industry data and a unique dataset of small and medium-sized merchants to provide insights into the acquirer-merchant market in Canada. -
The Term Structures of Loss and Gain Uncertainty
We investigate the uncertainty around stock returns at different investment horizons. Since a return is either a loss or a gain, we categorize return uncertainty into two components—loss uncertainty and gain uncertainty. We then use these components to evaluate investment. -
Household indebtedness risks in the wake of COVID‑19
COVID-19 presents challenges for indebted households. We assess these by drawing parallels between pandemics and natural disasters. Taking into account the financial health of the household sector when the pandemic began, we run model simulations to illustrate how payment deferrals and the labour market recovery will affect mortgage defaults. -
Canadian Financial Stress and Macroeconomic Conditions
Severe disruptions in the financial markets, as observed during the 2008 global financial crisis or the COVID-19 pandemic, can impair the stability of the entire financial system and worsen macroeconomic downturns. -
May 31, 2020
Research Update - May 2020
This monthly newsletter features the latest research publications by Bank of Canada economists including external publications and working papers published on the Bank of Canada’s website. -
May 27, 2020
What’s behind your mortgage rate
Here’s what determines the interest rate on your mortgage—and why that rate can go up and down. -
May 22, 2020
Our COVID-19 response: Policy actions
In the days and weeks since the COVID-19 pandemic came to Canada, the Bank of Canada has been taking action to ensure our economy and financial system are weathering the unprecedented shock of the shutdown.