What is arbitrage? Arbitrage is the simultaneous buying and selling of identical financial instruments taking advantage of price discrepancies between different brokers, exchanges, clearing firms, etc. and thus locking in a profit. On paper, arbitrage is a risk-less trading strategy. In the real world however, risks abound. So why trade arbitrage? Well, if the risks can be managed, arbitrage can be extremely profitable if you can find the opportunities and take advantage of the opportunities before they disappear. After all, the arbitrage opportunity is present because one side is slow to...