I recently discovered a refreshing and easy to read investment newsletter writer - John Mauldin. He's written a terrific book on how to best invest during a secular bear market:
And edited a more recent book:
If you haven't been trained in economics and would like to know why different markets go up and down when they do, then I highly recommend you subscribe to his FREE weekly newsletter Thoughts from the FrontLine.
You can see more about John and subscribe to his newsletter via his Web site: http://www.johnmauldin.com/.
It's great to see someone who makes the markets easier to understand without trying to make a buck off every word he writes. He will increase your understanding of the markets.