Based on your financial expertise, provide your response or viewpoint on the given financial question or topic. The response format is open.

Online tutorials for calculating DCF (Discounted Cash Flow)?
Here's a link to an online calculator employing the Discounted Cash Flow method:  Discounted Cash Flows Calculator.  Description: This calculator finds the fair value   of a stock investment the   theoretically correct way, as the   present value of future earnings. You   can find company earnings via the box   below.   [...] They also provide a link to the following relevant article:  Investment Valuation: A Little Theory.  Excerpt: A company is valuable to stockholders   for the same reason that a bond is   valuable to bondholders: both are   expected to generate cash for years   into the future. Company profits are   more volatile than bond coupons, but   as an investor your task is the same   in both cases: make a reasonable   prediction about future earnings, and   then "discount" them by calculating   how much they are worth today. (And   then you don't buy unless you can get   a purchase price that's less than the   sum of these present values, to make   sure ownership will be worth the   headache.)   [...]