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abu yahya's definitions

capital accounts

Capital (in economics) refers to either equipment used to produce goods (tools, factory buildings, infrastructure) or money that is currently used to pay for business ventures. Capital accounts refers to the balance of investment that a country receives from, or supplies to, other countries over the course of a business period. So, for example, in the course of a year the people in country A may buy $1.5 million in shares and bonds from overseas, and sell $900,000 of the same (for net capital exports of $600K); meanwhile, foreigners might buy $1.2 million in shares, etc., while selling $800K of the same (capital imports of $400K). The country therefore exports $600K, imports $400K, and runs a net capital account balance of -$200K.

Over the short run, a capital account surplus can offset a current account deficit.
For the last 30 years the USA has run a surplus in its capital accounts, partly offsetting a gigantic deficit in current accounts.
by abu yahya September 28, 2008
mugGet the capital accountsmug.

swap

(FINANCE) a type of financial derivative which two parties "swap," or exchange, the streams of income (or payments) from two different sources. The actual instrument is created by a third party, such as an investment bank.

The most familiar version of the swap is the interest rate swap, in which the holder of a fixed rate loan and the holder of an adjustable rate loan agree to exchange revenue streams.

The variety of swaps available is massively greater than with options or futures; essentially, swaps exist for every arbitrage opportunity that any combination of markets provides; the market for swaps is huge.
BILL: Why do firms buy swaps? Why don't they just sell the loans they have to other banks, or whatever?

ANNA: One is that swaps are a method of hedging risk; you hold the bond in case the price goes up, but you buy interest rate swaps to protect against having average rates in your portfolio that are two high or two low.
by Abu Yahya April 5, 2010
mugGet the swapmug.

distributional efficiency

In the social sciences, refers to the effectiveness with which a social benefit reaches its intended beneficiaries. When most of the cost of a particular social good is absorbed by intermediaries, such as scalpers and profiteers, distributional efficiency is low.
The state-owned auditorium hands out a fixed number of free tickets to students to promote the arts, but nearly all of them sell the tickets to scalpers for the money. It's very poor distributional efficiency.
by abu yahya June 23, 2008
mugGet the distributional efficiencymug.

natural log

(MATHEMATICS) a logarithm whose base is e (2.71828...)

The number e is a transcendental irrational, which means that it has infinitely many decimal places but cannot be expressed as a fraction.

A useful feature of the natural log function is that the derivative of (ln x) is 1/x.
The natural log of n is equal to the {log(base x)n} divided by the {log(base x)e}.
by Abu Yahya May 5, 2010
mugGet the natural logmug.

depression

*noun*; prolonged economic crisis characterized by drastic (i.e., >20%) decline in output, reduction in employment, and deflation. Other technical conditions include a liquidity trap and "permanent" (i.e., persisting in many sectors for several quarters) failure to reach equilibrium.

Usually the word "depression" (when referring to economics) is used to refer to the Great Depression, although in fact there were eight incidents of a global depression between 1815 and 1922. These were
--- 1815-21
--- 1832-33
--- 1837-44
--- 1854-57
--- 1867-68
--- 1876-79
--- 1893-96
--- 1920-22
In addition, there have been many localized depressions, panics (e.g., the 1907 Panic {USA}, followed by the Mexican Depression of 1908), and recessions.

DIFFERENCE BETWEEN RECESSION & DEPRESSION

The technical distinction between a recession and depression can vary, although economists usually agree on which is which. In Keynesian economics, a depression is defined by the existence of a flat liquidity-money (LM) curve (which means that interest rates have no influence on people's determination to hold their wealth as cash); and/or a nearly vertical investment-savings (IS) curve (which means interest rates have no influence on the willingness of entrepreneurs to expand/continue operations).

In contrast, a recession is a much less drastic event. Interest rates still have influence on investment and liquidity, and there is no deflation. Conventional fiscal policy and monetary policy, combined and in moderate doses, can restore full employment.


Neoclassical economics/New Classical economics defines a recession as a shift in people's income/leisure preferences as the result of a technology shock. The technology shock sharply reduces the returns to labor, so workers are paid less and many withdraw their labor from the market. In a depression, the technology shocks are compounded and cause a permanent change in the production function; large numbers of enterprise are no longer viable.


More generally, a recession involves the downward phase of a routine business cycle; these typically occur every three-seven years. A depression represents a partial collapse of the industrial system, and a comprehensive collapse of the financial system.
From 1929 to 1933 the U.S. price level fell 25 percent. Many economists blame this deflation for the severity of the Great Depression. They argue that the deflation may have turned what in 1931 was a typical economic downturn into an unprecedented *sic* period of high unemployment and depressed income.


N. Gregory Mankiw, William M. Scarth, *Macroeconomics: Canadian Edition*, 2nd ed. (2003) p.318
by Abu Yahya March 7, 2009
mugGet the depressionmug.

portfolio investment

Capital investment in a foreign country that takes the form of purchases of securities (stocks, bonds, and commercial paper) in the companies of firms based in that country. Contrast to FDI.
Portfolio investment accounts for a large share of any country's capital accounts.
by abu yahya September 28, 2008
mugGet the portfolio investmentmug.

equity derivative

(FINANCE) a financial derivative whose underlying asset is a stock. The simplest kinds include the equity swap and the option.

As opposed to currency derivatives, interest rate derivatives, commodity derivatives, and so on. An equity swap typically involves an "equity side" of the transaction AND something else, like interest rates or oil prices.

Equity derivatives can be written on indices (e.g., the S&P 500, the FTSE-100, NASDAQ) as well as on stocks. In fact, they are often bought "out of the money" by mutual fund managers as insurance against a catastrophic decline in the fund value.
One other reason that poison pills are back in favor is the growth of synthetic equity derivative swap transactions, where a “short party” agrees to pay a “long party” the cash flows from a particular amount of a target company’s stock. In exchange, the long party agrees to pay a fee and to cover any decrease in the market value of the stock ... Through such transactions, a long party can suddenly become a significant stockholder of a target company without warning.

--Dykema Gossett & Andrew H. Connor "The poison pill resurgence," Lexology (15 March 2010)
by Abu Yahya April 15, 2010
mugGet the equity derivativemug.

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