Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Suzanne is a content marketer, writer, and ...
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 ...
The Accumulative Swing Index (ASI) was originally developed by J. Welles Wilder and described in detail in his book “Concepts in Technical Trading” published in 1978. The ASI was derived from Wilder’s ...