Jessie Scanlon has written a great article for BusinessWeek -
Jeffrey Zeldman: King of Web Standards
Jessie clearly describes the business advantages of sites built with web standards and gives a coherent historical perspective on Jeffrey Zeldman’s contribution to why web standards evangelism is still necessary today.

While this article by Robert Nyman is directed more at the developer rather than the business user it provides an in depth look at why the W3c Recomendations can only help your business.
A Comprehensive Explanation of Web Standards