Arbitrage is the simultaneous purchase and sale of the same asset in different markets in order to profit from a difference in its price. Changes in interest rates can give rise to arbitrage opportunities that, while short-lived, can be very lucrative for traders who capitalize on them.The Treasury Board shall have power to: 1. Provide assistance to issuers in the management of and accounting for their funds. Airbnb rental arbitrage is the act of renting a property longterm and then rerenting it shortterm on vacation rental sites like Airbnb or Vrbo. An investment trading strategy that exploits divergences between actual and theoretical futures prices.