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Fisher, Irving

(Encyclopedia)Fisher, Irving, 1867–1947, American economist, b. Saugerties, N.Y., Ph.D. Yale, 1891. He began teaching at Yale in 1890 and was active there until 1935. His earliest work was in mathematics, and he ...

mutual fund

(Encyclopedia)mutual fund, in finance, investment company or trust that has a very fluid capital stock. It is unique in that at any time it can sell or redeem any of its outstanding shares at net asset value (i.e.,...

wind chill

(Encyclopedia)wind chill, the cooling effect of wind and temperature combined, expressed in terms of the effect produced by a lower, windless temperature, also called wind chill factor, wind chill temperature, wind...

humidity

(Encyclopedia)humidity, moisture content of the atmosphere, a primary element of climate. Humidity measurements include absolute humidity, the mass of water vapor per unit volume of natural air; relative humidity (...

chronicle

(Encyclopedia)chronicle, official record of events, set down in order of occurrence, important to the people of a nation, state, or city. Almanacs, The Congressional Record in the United States, and the Annual Regi...

exchange-traded fund

(Encyclopedia)exchange-traded fund (ETF), in finance, an investment company that in exchange for the deposit of a portfolio of stocks, bonds, commodities, or other assets issues securities that represent those asse...

Billings, John Shaw

(Encyclopedia)Billings, John Shaw, 1838–1913, American surgeon and librarian, b. Indiana. In the Civil War he was medical inspector of the Army of the Potomac. After the war he was given charge of the Surgeon Gen...

gem, ornamental mineral or organic substance

(Encyclopedia)gem, commonly, a mineral or organic substance, cut and polished and used as an ornament. Gems also are used as seals (items of assurance) and as talismans (good-luck charms). For birthstones, see mont...

cost of living

(Encyclopedia)cost of living, amount of money needed to buy the goods and services necessary to maintain a specified standard of living. The cost of living is closely tied to rates of inflation and deflation. In es...

bibliography

(Encyclopedia)bibliography. The listing of books is of ancient origin. Lists of clay tablets have been found at Nineveh and elsewhere; the library at Alexandria had subject lists of its books. Modern bibliography b...