Friday, July 29, 2005

Tip of the day

Value at Risk - VaR
A technique used to estimate the probability of portfolio losses based on the statistical analysis of historical price trends and volatilities. 
 
VaR is commonly used by banks, security firms, and companies that are involved in trading energy and other commodities.  
VaR is able to measure risk while it happens and is an important consideration when firms make trading or hedging decisions.  
 
Stress Testing
A simulation technique used on asset and liability portfolios to determine their reactions to different financial situations. 
 
Stress-testing is a useful method of determining how a portfolio will fare during a period of financial crisis.
The Monte Carlo simulation is one of the most widely used methods of stress testing. 

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