Spread trading is more complicated than outright trading and requires a higher degree of sophistication on the part of the trader. (tfc-charts.w2d.com)
Every prospect is currently doing something to address problems and has varying degrees of sophistication in addressing a problem. (blog.imaginellc.com)
Recent advances in the pricing of derivative securities, risk management, and information technology are forcing the rapid adoption of mathematical methodologies of an increasing degree of sophistication. (sciencemag.org)