A stop loss order is an order placed with a broker to sell a stock immediately if it drops to a certain price. It's a common way for investors to protect themselves from the possibility of a large loss. It is simple and costs nothing. You simply tell your broker you want it.
Day trading is the term often used for buying and selling stocks within the same day. Day traders seek to make a profit by leveraging large amounts of capital in order to take advantage of small price movements in highly liquid stocks or indexes.
A type of option where the payoff depends on both the price levels of the strike and the underlying asset, like standard options. If the binary option expires in the money, the trader will always receive a fixed $100 compensation per contract. If the option expires out of the money, the trader receives nothing.
Nash Equilibrium is a key concept of game theory, which helps explain how people and groups approach complex decisions. Named after renowned mathematician John Nash, the idea of Nash Equilibrium has been used in such diverse fields as international relations, psychology and economics. Game theory in general looks at how individuals or groups make choices that will in turn affect the choices of other parties.