Category: SAS

Using PROC IML to deploy EWMA model for market risk

Exponentially weighted moving average (EWMA) model, which is a straight-forward moving average method in market risk, could memorize the finite market movements and address the relationship among multiple asset prices. Comparing with other multivariat…

Using Proc IML to deploy EWMA model for market risk

Exponentially weighted moving average (EWMA) model, which is a straight-forward moving average method in market risk, could memorize the finite market movements and address the relationship among multiple asset prices. Comparing with other multivariat…

Starting Over

Today is my last day weekday without a boss! I’ve throughly enjoyed the last two weeks of being temporarily unemployed but I’m ready to get back to work. I’m slightly nervous about the new position as I have no insiders at the new company. In the past, I’ve always known somebody on the inside and […]

Bootstrap prediction models for probability of default

Not like consumer credit scoring, corporate default study is usually jeopardized by the low-n-low-p data sizes. In the fourth chapter of their book, Gunter and Peter, demonstrated an example about how to construct prediction models for IDR (invesment g…