Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Normal can be a state of mind: What's a normal markup in high-end fashion may be an inflated figure for a fast-food franchise. To arrive at a realistic markup percentage, investigate markups in your ...

Life is uncertain. None of us know what is going to happen. We know little of what has happened in the past or is happening now outside our immediate experience. Uncertainty has been called the ...

Building a good sales forecast involves techniques that fall somewhere between science and art. While it is possible to construct a rigorous objective forecasting model, the human element in sales ...

This article was taken from the September 2011 issue of Wired magazine. Be the first to read Wired's articles in print before they're posted online, and get your hands on loads of additional content ...

Are 90% probability strategies a Holy Grail? High Probability or High Risk/Reward? A 90% winning ratio can still lose money. A lot of options traders consider a 90% probability strategy a Holy Grail ...