Charles H Dow invented Dow theory to indentify the concept of demand and supply through price and volume spot the top and bottom higher and lower the indentify the sequence with volume significance Dow theory is good for deriving trend and should not use for buying and selling the stocks its very old and good for learning demand and supply its not specific for intraday
UMASSHANKAR KAMALAKUMAR, , Dow Theory, Identifying trend using Dow theory, Major Crictics, What is Dow Theory