PowerShares.

PowerShares is a brand name for a family of exchange-traded funds (ETFs) managed by Invesco. The PowerShares ETFs track various indexes, and are designed to provide investors with exposure to specific investment themes or strategies. The PowerShares ETFs are traded on major US exchanges, and can be bought and sold like any other stock. What … Read more

Addendum.

An addendum is an additional document that is added to a contract or agreement. It is usually used to modify or update the original document. How is an addendum written? An addendum is a brief, usually written, addition or explanation added to a document. It may be used to correct errors, omissions, or inconsistencies, or … Read more