Interest Rate Arbitrage Back in the day when interest paid in online savings accounts was much higher than ZERO percent, I thought I was a credit card hacker. I remember a time when I was able to earn 5.5% through my HSBC online savings account. I was in college at the time and was receiving plenty of credit card offers with an introductory 0% for 12-15 months. One day it clicked that I could act like a bank and borrow at one rate and lend it at a higher rate. This was a true arbitrage opportunity. ar·bi·trage. definition: noun. 1. the simultaneous buying and selling of securities, currency, or commodities in different markets or in derivative forms in order to take advantage of differing …
