Interest rates and bonds. It's important to remember that investors don't always buy newly issued bonds, and depending on market conditions, these bonds can be purchased at a discount, par (even value ...

Reviewed by JeFreda R. Brown Covariance indicates the relationship between two variables whenever one variable changes. The variables, and thus the covariance, can move hand-in-hand, increasing or ...

Vol. 37, No. 1, Special Issue: Question-Based Innovations in Strategy Research Methods (JANUARY 2016), pp. 86-97 (12 pages) Research summary: This paper uses Sparse Inverse Covariance Estimation (SICE ...