Paula had her first panic attack six months ago. She was in her office preparing for an important work presentation when, suddenly, she felt an intense wave of fear. Then the room started spinning and she felt like she was going to throw up.
There is about $1.2 trillion dollars of U.S. currency in circulation. The Federal Reserve Banks distribute new currency for the U.S. Treasury Department, which prints it.
Today, all paper money in the U.S. is in the form of Federal Reserve Notes, which since 1929 have measured 6.14 by 2.61 inches. With so many types of notes floating around, counterfeiting was a huge problem. So, in 1928 the U.S. decided to standardize all notes with a smaller size, similar designs, and all printed using green ink.