摘要: The money that a person allocates to investing in high-risk securities.
Basically, this is capital that you can lose without having to sleep on the streets. Investors who speculate in op[阅读全文:]
摘要: A two-dimensional graphical representation that displays the profit or loss of an option at various prices. The x-axis represents the price of the underlying security and the y-axis represents the pot[阅读全文:]
摘要: 1. In commodities trading, it is a hedge strategy that consists of selling a call and buying a put option. This strategy protects against unfavorable, downward price movements but limits the profits t[阅读全文:]
摘要: A fictional society in which the world markets become complete and sophisticated enough that every imaginable risk can be mitigated by insurance. The notion of the riskless society was deveopled by Dr[阅读全文:]
摘要: When an investor replaces an old options position with new one having an earlier expiration date (and the same strike price).
This is sometimes referred to as a roll backward.
摘要: When an investor replaces an old options position with new one at a lower strike price.
When investors are bearish on a stock they will typically roll down.
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摘要: When an investor replaces an old options position with a new one having a later expiration date (and same strike price).
This is sometimes referred to as a roll over.
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摘要: 1. The move from one option position to another with a higher exercise price.
2. In the context of venture capital, when a VC forces small companies to merge in order to reduce costs.
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摘要: A single option linked to two or more underlying assets. In order for the option to pay off, all the underlying assets must move in the intended direction.
The underlying securi[阅读全文:]
摘要: An option strategy in which an investor owns shares in the underlying stock and writes more at-the-money call options than the amount of underlying shares owned. The goal of a ratio call write is to c[阅读全文:]