Exchange is the place where stock are made available to public. People who are unable to buy directly from exchange can buy from certified broker. For that they should have a DEMAT account to trade. Changes in market price are caused due to buyers and sellers, Company do not earn through price changes.
Santhosh, , Basics of Stock Trading, entry price, long, long unwinding, short, short covering, short selling, stoploss, target price, Zero sum
Hi,
Your Question 1 :: I need more details on trading between exchanges? Arbitrage is the process of simultaneous buying and selling of a stock in spot and future in order to gain from a difference in the price. While getting into an arbitrage trade, the quantity of the underlying asset bought and sold should be the same.