抉择权（期权）期权定价的概念

期权又称挑选权，是在期货的基本上发生的一种衍生金融工具。能够在今后一个时代的交易是正确的，买方应向卖方支付一定数额的钱（指权力金后）在将来的一段时间（指美式期权）或未来某一日期（指欧式期权）到一个预约的价格（特定主体的履行价钱是指）购买或必定量的卖方膂力出售，但不任务购买或出售的义务。

|从其实质，本质上是在金融范畴，期权定价将独自的权利和义务，以便在指定是否交易时间，受让人的权利,二元期权交易可靠吗，其权利义务的行使必须满意。在期权的交易中，一方购买期权和卖出期权称为买方，方被称为卖方；买方受让人的权利，卖方必需实行的权利的行使是买方的责任。
的延长工业：股票，债券，现金，电子点回家。


期权在金融市场的价格重要是由供需关联决议。布莱克-休斯模型（斯科尔斯模型）对近似描写事实市场的期权定价实践。
以详细的定价问题的综合探讨

金融工程。|
|合同规格：所有的选项都是合同的危险投资协定，买方和卖方之间。期权合约有时是很庞杂的，但在任何情形下，期权合约都应该至少有以下规格。
的
期权持有人有权交易的期权（看涨期权）期权（期权）|
|数目的标的资产和
型
行使价格，或期权的行权价格。期权交易价格是期权的行权价格决议的|
|期权到期时间，只有被交易，在之前的到期期权结算。例如，因为商业应当行使价的期权的期权卖方为准，以现金或资产的方法与买方结算选项应该依照市场价格将被转换成实际保费买方实际交易价格|

|市场：根本上，卖方和买方市场（支架，卖方），这样的选择有四种基本情势：|
| 1买（看涨）
的
2卖买权（短期）|
| 3（把）准确的购买和出售|
| 4看跌期权（看跌）|
|购置跟发售物业销售电话把看涨，买权出卖短期性质，抉择的时光，不能永恒坚持，四个基础取舍模式。


为了方便国外朋友阅读，现部分英文对照如下：
The
option is also known as the right to choose, is a kind of derivative financial tools to generate in the futures basis. That can be traded in a certain period of the future is right, the buyer to the seller to pay a certain amount of money (referring to rights after gold) have in the next period of time (referring to American option) or in the future a certain date (referring to the European option) to a predetermined price (the strike price of specific subject refers to) buy or the sale of a certain amount to the seller's physical power, but not obligated to buy or sell a duty.
from its essence, the essence is the option pricing in financial field will separate rights and obligations, so that the rights of the transferee within the time specified for whether to trade, the exercise of its rights and obligations must be fulfilled. In options trading, purchase options for a party called the buyer, and sell options side is called the seller; the buyer is the right of the assignee, and the seller must perform the exercise of rights is buyer's obligations.
The
extension industry: stocks, bonds,二元期权, cash, electronic electronic spot home.
Pricing: option pricing
The
option in financial market pricing is mainly decided by supply and demand relations. Black - Hughes model (Black-Scholes Model) on the real market option pricing theory for the approximate description.
A comprehensive discussion on the pricing problem of the specific
in financial engineering.
contract specification: all options are contracts risk investment agreement between the buyer and the seller. Option contract is sometimes very complex, but in any case, option contract all should have at least the following specifications.