Some symptoms to keep an eye out for include: 1  Chest pains or shortness of breath. 2  Chills or fever. 3  Coughing. 4  Headaches and muscle aches. 5  Rashes.
The buying of a security such as a stock, commodity or currency, with the expectation that the asset will rise in value. 2. In the context of options, the buying of an options contract. Opposite of short (or short position).
But stock futures are one way to hedge your investments so that no single market fluctuation -- way up orÂ­ way down -- will ruin your portfolio. The best way to understand how stock futures work is to think about them in terms of something tangible. Let's say you own a popcorn company and you need to buy corn to make your product. Every business day, the price of corn goes up and down.