On the streets of Erbil, the capital of Kurdish-controlled Northern Iraq. Evidently low levels of street crime in this part of Iraq. The brown notes, with the orange square, at the bottom of the frame are Iraqi Dinars.
Interest rate parity. Interest rate parity theory states that if two currencies have different interest rates, then this difference will be reflected in a forward exchange rate premium to prevent risk-free arbitrage (buying and selling the same asset at the same time to generate income), for more visit https://justforex.com/education/forex-articles/when-should-you-sell-stocks. If US rates are 3%, and Japan rates are 1%, then the US dollar should depreciate against the Japanese yen by 2%. In recent years, interest rate parity practically did not work.