The short rate model represents the annual interest rate at which an individual or company might borrow money for an incredibly small or short amount of time. A short rate model may also be referred to as a continuously compounding instantaneous interest rate for a loan. Help with short rate model options is important for many companies to get the best rates available.

There are a number of particular short rate model options available. These different models interpret the short rate interest through different mathematical computations. One-factor models and multifactor models are available as alternate short rate model options. While a short rate model merges physics and finance, the model options available can be used by a number of different individuals and industries such as:

1. Investors and stockbrokers on Wall Street using the short rate model for pricing interest-rate derivatives, bonds and stock options;

2. Mathematicians, including college professors and other educators and educational systems;

3. And bankers and individuals involved in the economy or banking and lending industries.

Action Steps
The best contacts and resources to help you get it done

Understand what short rate model processes are and what they accomplish

Whenever a loan is taken out, it is important to understand the interest rate attached to the loan. Companies all over the world take out and authorize loans. For loans, it is important to determine the evolution of the interest rates. Short rate model training can help interested parties learn how to accomplish these types of tasks.

I recommend: One of the best ways to get short rate model information would be in a classroom or training session. Short rate model training is available through personal and structured learning forums. Training-Classes.com and CIFT both offer many financial derivatives courses online. The book Mathematical Finance by Christrian Fries from Wiley InterScience runs through the short-rate model and many other mathematical models of financial markets.

Consider available short rate model consultant firms

The most popular short rate interest models include the Rendleman-Bartter model, the Vasicek model, the Ho-Lee model, the Hull-White model, the Cox-Ingersoll-Ross model, the Black-Karasinski model, the Black-Derman-Toy model, the Longstaff and Schwartz two factor model and the Chen three factor model. Consulting firms offer help with short rate model options.

I recommend: Global Insight is one of the top economic consulting firms in the world, with a deep and educated understanding of short rate interest models. State Street is another popular financial service provider that can help with economic and financial goals of a company, including an understanding and utilization of a short term model for interest rates.

Learn where to find real, effective short rate model advice from software

There are many software programs that are perfect for economists and individuals in financial positions who deal with derivatives, such as the short rate model. This software can do some of the model work for you, depending on the model with which you choose to work.

I recommend: Consider FinancialCAD, which offers a free trial for its programs, or TheMathWorks to help you with your derivative and short rate model needs.