This knowledge class organizes search terms relating to financial investment in a hierarchical structure. The first level contains broad categories relating to the purposes, forms, methods, and tools of investment , each of which is further divided into more specific or subordinate topics at different levels. The knowledge class may be modified for personal use or research purposes. Levels and terms may be added or deleted as needed or desired.

Each term in the knowledge class may contain a hard link to a specific site or a soft link that may be used to retrieve information on that topic. To activate a hard link, click on the term. To initiate a search, first choose a web engine at the lower left-hand corner and then click on the term.