192 definitions by abu yahya

(FINANCE) a call option that is written by a party who possesses none of the underlying stock; a commitment to sell a fixed amount of something at a fixed price, of something one does not happen to have.

Writing an option means selling a certificate that guarantees the holder can buy a traded item for a guaranteed price (strike price). The person who writes the option is betting that the price of the underlying stock will go down (shorting a stock, AKA a short position). If the person writing the option is correct, then she makes money off the sale of the option, but does not have to worry about honoring the option, since it is out of the money and has no intrinsic value.

If the person writing the option is wrong, and the price of the underlying stock goes up, then she must buy the item at the higher spot price specifically to sell it at the low strike price ("short cover"). In rare cases, a person who makes this sort of error will actually drive the spot price much higher than it would have gone ordinarily.
Naked option writing is quite risky because you can make only a limited amount of money. yet the risks are high.
by abu yahya April 15, 2010
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(US GOVERNMENT) Federal Open Market Committee; a committee whose members include the 7 governors of the Federal Reserve Board plus five presidents of the Federal Reverse Banks (there are 12 district banks). The FOMC is responsible for open market operations of the Federal Reserve System.
The FOMC manages purchases and sales of Treasury securities.
by abu yahya June 16, 2010
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phenomenon in which greater input of effort, money, etc. yields smaller results. Crucial part of the idea is that if you're using x to get y results (where y is the thing you want). then additional input a will yield additional results b, but not in the same proportion as before.

On average, before, you put in x to get y, so your yield was y/x. But if you increase x by amount a, then your results will be y + b, where

(y + b)/(x + a) < y/x

and this will only get worse.

Diminishing marginal returns (DMR) is used to explain why the supply curve in economics slopes upward, i.e., increasing the quantity supplied requires an increased price of most things.

Sometimes DMR is more than offset by "economies of scale," which allows more of a thing to be supplied more cheaply than a small amount.
At first his flowers and treats swept her off her feet, but then he had to do more and more lavish things to please her. It was a classic case of diminishing marginal returns.
by abu yahya June 3, 2009
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potentially any association of people with a common set of goals, who are politically active as such. However, pressure groups are usually understood to be more grassroots and issue-oriented, rather than interest-oriented (so they are not quite the same as a lobby). Hence, pressure groups are likely to include groups opposed to human rights violations and neighborhood "renewal" projects.
The London-based pressure group, Survival International, called on oil companies to immediately withdraw from Peru, describing the incident as "the Amazon's Tiananmen" and accusing security forces, who have since imposed a curfew over the region, of burying and burning corpses to hide the scale of the killing.

"Peruvian Indians are being driven to desperate measures to try to save their lands which have been stolen from them for five centuries," said the director of Survival, Stephen Corry. "This is the Amazon's Tiananmen. If it finishes the same way, it will also end Peru's international reputation."

M@RCONECTADO, "The jungle massacre: Peru's tribal chief flees country" (11 June 2009)
by abu yahya June 12, 2009
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(ECONOMICS) a financial institution that issues the national currency and administers monetary policy.

For the USA, the central bank is the Federal Reserve System.

In a few cases, the central bank is private, and otherwise similar to a regular commercial bank. In other cases, it is directly controlled by the head of government. In most cases, however, it is a government agency that is shielded from direct control.

OTHER IMPORTANT CENTRAL BANKS

European Union--European Central Bank (ECB).
Japan--Bank of Japan

China--People's Bank of China
United Kingdom--Bank of England

See also the International Monetary Fund and the Bank for International Settlements.
In the USA, as well as many other countries, the Treasury acts as the government's underwriter but the central bank controls the money supply using treasury securities and other forms of hot money. The central bank is usually responsible for managing the currency reserves, including foreign currency reserves, of its government. It also enforces banking laws and operates check clearing.

The BIS acts as a bank to most of the world's central banks.
by abu yahya May 5, 2010
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taking an investment position that will benefit if the value of the stock goes down. Traditionally, "shorting a stock" means borrowing shares of stock from another broker, selling them, then buying them back (after the price has fallen) in order to return the stocks to the broker from whom they were borrowed.

You can short a stock using a derivative; this can include buying futures in the stock (i.e., a contract to sell someone else the stocks); or buying a put option (also called a put). A third way is to write a call (i.e., a call option, also known as a call) for the stock.
Shorting a stock usually requires a great deal of skill and courage; even the most talented short will only make money during rare crises.
by abu yahya April 5, 2010
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(FINANCE) market price of a traded stock, commodity, currency, or bond at a specific point in time. For example, right now it's 5 April 2010 08:10 (GMT), and the spot price of WTI crude is $85.56/bbl. Spot price is the price at a specified time on a specific market.
The value of a derivative is determined by the relationship of its strike price to its spot price.
by abu yahya April 5, 2010
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