James Chen, CMT is an expert trader, investment adviser, and global market strategist. Cierra Murry is an expert in banking, credit cards, investing, loans, mortgages, and real estate. She is a ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Bond convexity measures price sensitivity to interest rate changes in the secondary market. Positive convexity increases bond value as interest rates fall; negative does the opposite. Understanding ...

Convexity, which measures interest rate sensitivity and drives the risk and return profiles of fixed income products, is an important concept that investors can utilize to boost total return and ...

Preferred stocks have a higher convexity than conventional bonds. Call options lead to a phenomenon called negative convexity. Negative convexity can actually allow you to profit from preferred stocks ...

A bond’s price rises at an increasing rate as its yield falls, but its price falls at a decreasing rate as its yield increases. As a bond yield decreases, its price rises at an increasing rate, ...

American Journal of Mathematics, Vol. 138, No. 2 (April 2016), pp. 499-527 (29 pages) This paper deals with some geometrical properties of solutions of some semilinear elliptic equations in bounded ...