Elvis Picardo is a regular contributor to Investopedia and has 25+ years of experience as a portfolio manager with diverse capital markets experience. Robert Kelly is managing director of XTS Energy ...

Five element theory (Wu Xing) is a traditional Chinese medicine (TCM) framework linking wood, fire, earth, metal, and water to health and nature. It connects seasons, organs, emotions, diet, and ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Eric's career includes extensive work in both public and corporate accounting with ...