Its an old joke in finance.. Two economists walking down a street spot a 100 rupee note. When one of them rushes to pick it up, the other one says “Don’t waste your efforts.. If it was really a 100 rupee note, someone would have already picked it up”…. The principles of arbitrage stares at us each day. Lets say we start driving to our work places at 8.30 AM everyday and take 45 minutes to reach office. We could probably reach faster and take only 30 minutes if we manage to start at 8 AM. However, this is only possible if the following two things are true: 1. We sacrifice some sleep/ or make some changes to our morning...