Bo Young Chang - Latest
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A Simple Method for Extracting the Probability of Default from American Put Option Prices
A put option is a financial contract that gives the holder the right to sell an asset at a specific price by (or at) a specific date. A put option can therefore provide its holder insurance against a large drop in the stock price. This makes the prices of put options an ideal source of information for a market-based measure of the probability of a firm’s default. -
The Cost of the Government Bond Buyback and Switch Programs in Canada
This note examines the costs of the Government of Canada bond buyback and switch programs between 1998 and 2016. Our analysis indicates that the auction design of the buyback program was effective in retiring government debt with minimal costs resulting from bid shading in auctions and price impact. -
Equity Option-Implied Probability of Default and Equity Recovery Rate
There is a close link between prices of equity options and the default probability of a firm. We show that in the presence of positive expected equity recovery, standard methods that assume zero equity recovery at default misestimate the option-implied default probability. -
December 15, 2016
Monitoring Shadow Banking in Canada: A Hybrid Approach
In Monitoring Shadow Banking in Canada: A Hybrid Approach, Bo Young Chang, Michael Januska, Gitanjali Kumar and André Usche discuss how lending that occurs outside the traditional banking system provides benefits to the economy but must be monitored carefully for potential financial sector vulnerabilities. They describe how the Bank defines and measures shadow banking and how it assesses vulnerabilities in the sector, using an approach that examines both markets and entities.
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May 13, 2014
Measuring Uncertainty in Monetary Policy Using Realized and Implied Volatility
Uncertainty surrounding the Bank of Canada’s future policy rates is measured using implied volatility computed from interest rate options and realized volatility computed from intraday prices of interest rate futures. Both volatility measures show that uncertainty decreased following major policy actions taken by the Bank in response to the 2007–09 financial crisis. Findings also indicate that, on average, uncertainty decreases following the Bank’s policy rate announcements. -
Measuring Uncertainty in Monetary Policy Using Implied Volatility and Realized Volatility
We measure uncertainty surrounding the central bank’s future policy rates using implied volatility computed from interest rate option prices and realized volatility computed from intraday prices of interest rate futures.