Definitions from the Internet

Glossary:

Diversification: http://www.contingencyanalysis.com/glossarydiversification.htm

Modern Portfolio Theory: http://www.contingencyanalysis.com/glossarymodernportfoliotheory.htm

Efficient Frontier: http://www.contingencyanalysis.com/glossaryefficientfrontier.htm

Volatility: http://www.contingencyanalysis.com/glossaryvolatility.htm

Systemic Risk: http://www.contingencyanalysis.com/glossarysystemicrisk.htm

Risk-Free Rate: http://www.contingencyanalysis.com/glossaryriskfreerate.htm

Standard Deviation and Variance: http://www.contingencyanalysis.com/glossarystandarddeviation.htm

Expected Return: http://www.contingencyanalysis.com/glossaryexpectedreturn.htm