Stock market investing experts pay attention to a variety of market dynamics, and it helps to get additional insight into what’s driving current trends. In the October issue of the Investor Advisory Service, the editors take a look at why interest rates affect stock prices and what you need to watch for when changes occur.

The September 2013 issue of the Investor Advisory Service is now published for subscribers.

We have published a special Interim Update of the Investor Advisory Service with news items from companies that have been announced since the publication of the August 2013 issue.

The U.S. economy continues to produce moderate but steady growth. The big challenge for U.S. investors is international weakness, particularly in Europe.

In the April 2012 issue of the Investor Advisory Service we recommended Cummins Inc. (Ticker: CMI), a maker of vehicle engines and related components. This large company had revenues in 2011 of $18.0 billion. How have the company and its stock performed in the year since it was presented to IAS subscribers?

In the March 2, 2013 edition of The Wall Street Journal, Mark Hulbert, editor of the Hulbert Financial Digest, touted Investor Advisory Service as one of a limited number of stock-analysis services that provide valuable guidance on stocks that perform well in both bull and bear markets.

An IAS subscriber recently wrote to ask, “Should I sell a stock in your portfolio when it is no longer below your suggested buy price? Or should I wait till you discontinue coverage on it?”

“The Great Rotation” refers to the eventual shift of investor money out of bonds and into stocks. The concept is that eventually investors’ preference for safety at any cost will give way to greater confidence in the future and a desire to start making money again. Many subscribers might find it hard to believe that there are many Americans willing to accept a return of -1.25% per year after five years by putting their money into a five-year CD paying 1%. The negative return comes from taxes on the paltry interest and an estimated inflation rate of 2% per year. Even worse, the inflation-adjusted, after-tax return on ten-year Treasuries was -1% last summer. The demand for safety was that high.

The February 2013 issue of the Investor Advisory Service is now available online for subscribers. To access the issue, please visit the Subscribers area of www.investoradvisoryservice.com. Print subscribers should expect to receive their issues by U.S. Mail within five business days.

Investor Advisory Service Editor-in-Chief Douglas Gerlach will be presenting at the World Money Show in Orlando, FL, January 30-February 2, 2013. We'd love to see you there!

For the fourth year in a row, the Investor Advisory Service has been named to the Hulbert Financial Digest's prestigious Investment Newsletter Honor Roll.

An Investor Advisory Service subscriber wrote to us recently wondering why the "buy up to" prices of stocks changed from month to month. Here is the answer from our analyst team.