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Chamberlin, Edward

(Encyclopedia)Chamberlin, Edward, 1866–1967, American economist, b. LaConner, Wash. He taught economics at Harvard (1937–67) and made significant contributions to microeconomics, particularly on competition the...

Carthage, city, United States

(Encyclopedia)Carthage. <1> City (2020 pop. 15,522), seat of Jasper co., SW Mo., on the Spring River; inc. 1873. Its gray marble quarries are the largest of ...

mean

(Encyclopedia)mean, in statistics, a type of average. The arithmetic mean of a group of numbers is found by dividing their sum by the number of members in the group; e.g., the sum of the seven numbers 4, 5, 6, 9, 1...

Savigny, Friedrich Karl von

(Encyclopedia)Savigny, Friedrich Karl von frēˈdrĭkh kärl fən säˈvĭnyē [key], 1779–1861, German jurist and legal historian, a founder of the historical school of jurisprudence. He taught (1810–42) Roman...

trapezoid

(Encyclopedia)trapezoid, closed plane figure bounded by four line segments, or sides, two of which are parallel and two of which are nonparallel. The parallel sides of a trapezoid are called bases and the nonparall...

Jewel Cave National Monument

(Encyclopedia)Jewel Cave National Monument: see National Parks and Monuments (table)national parks and monuments (table). ...

Lassen Volcanic National Park

(Encyclopedia)Lassen Volcanic National Park, 106,372 acres (43,081 hectares), N Calif., at the southern end of the Cascade Range. Proclaimed as Lassen Peak and Cinder Cone national monuments in 1907, the two were i...

Lava Beds National Monument

(Encyclopedia)Lava Beds National Monument: see National Parks and Monuments (table)national parks and monuments (table). ...

Lawrence Berkeley National Laboratory

(Encyclopedia)Lawrence Berkeley National Laboratory and Lawrence Livermore National Laboratory, scientific research centers run by the Univ. of California, located in Berkeley, Calif., and Livermore, Calif., respec...

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