If you you're young and in good health, compare prices before joining your company's health plan. While company group rates are usually less expensive for most people, those in their 20's can sometimes find better individual premiums.
The American Stock Exchange, until 1953, was called the Curb Exchange, dating to the days when all trading was done outside on curbstones and sidewalks. The exchange didn't move indoors until 1921.
This is the the difference between the purchase price and selling price when selling assets such as securities or real estate. If the selling price is more than the purchase price it is a gain and if it is less than the purchase price, it is a loss.