Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Eric's career includes extensive work in ...

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 ...

Melissa Fiorenza is a writer with over 15 years of experience covering topics in health and fitness, parenting, beauty, and women's issues. Her work appears in publications including Health, ...

To put it simply, ethics represents the moral code that guides a person’s choices and behaviors throughout their life. The idea of a moral code extends beyond the individual to include what is ...

Anxiety is both a mental and physical state of negative expectation. Mentally it is characterized by increased arousal and apprehension tortured into distressing worry, and physically by unpleasant ...