In finance, technical analysis is an analysis methodology for analysing and forecasting the direction of prices through the study of past market data, primarily price and volume. As a type of active m
Charles Dow
…movements. He developed a series of principles for understanding and analyzing market behavior which later became known as Dow theory, the groundwork for technical analysis. Simultaneously to his work in publishing, in 1885 Dow also served as a Partner in the NYSE brokerage house of Goodbody, Glynn and Dow where he remained…
Stock chart showing levels of support (4, 5, 6, 7, and 8) and resistance (1, 2, and 3). Therefore, levels of resistance tend to become levels of support and vice versa.[citation needed]