Paper Trading
A stock market simulator is computer software that reproduces behavior and features of a stock market, so that a user may practice trading stocks without financial risk. Paper trading, sometimes also called "virtual stock trading", is a simulated trading process in which would-be investors can practice investing without committing money. This is accomplished by the manipulation of simulated money and investment positions that behave in a manner similar to the real markets. Investors also use paper trading to test new and different investment strategies. Stock market games are often used for educational purposes. For example, investors can create several different positions simultaneously to compare the performance and payoff characteristics between multiple strategies. A textbook may state that writing a covered call is synthetically the same as writing a naked put, but in practice there are subtle differences. With a paper trading account, an investor can set up a bull credit ...
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Computer Software
Software is a set of computer programs and associated documentation and data. This is in contrast to hardware, from which the system is built and which actually performs the work. At the lowest programming level, executable code consists of machine language instructions supported by an individual processor—typically a central processing unit (CPU) or a graphics processing unit (GPU). Machine language consists of groups of binary values signifying processor instructions that change the state of the computer from its preceding state. For example, an instruction may change the value stored in a particular storage location in the computer—an effect that is