labor input ratio
51Crane (machine) — A modern crawler type derrick crane with outriggers. The latticed boom is fitted with a jib. A crane is a type of machine, generally equipped with a hoist, wire ropes or chains, and sheaves, that can be used both to lift and lower material …
52Balassa-Samuelson effect — The Balassa Samuelson effect (also known as Harrod Balassa Samuelson effect (Kravis and Lipsey 1983), the Ricardo Viner Harrod Balassa Samuelson Penn Bhagwati effect (Samuelson 1994, p. 201), productivity biased purchasing power parity (PPP)… …
53Bhutan — /booh tahn /, n. Bhutanese, adj. a kingdom in the Himalayas, NE of India: foreign affairs under Indian jurisdiction. 1,865,191; ab. 19,300 sq. mi. (50,000 sq. km). Cap.: Thimphu. * * * Bhutan Introduction Bhutan Background: In 1865, Britain and… …
54Incandescent light bulb — The incandescent light bulb, incandescent lamp or incandescent light globe is a source of electric light that works by incandescence, (a general term for heat driven light emissions which includes the simple case of black body radiation). An… …
55Exogenous growth model — The Exogenous growth model, also known as the Neo classical growth model or Solow growth model is a term used to sum up the contributions of various authors to a model of long run economic growth within the framework of neoclassical… …
56Demographic transition — A diagram of the demographic transition model, including stage 5 The demographic transition model (DT) is the transition from high birth and death rates to low birth and death rates as a country develops from a pre industrial to an industrialized …
57Neoclassical growth model — See also: Ramsey growth model The neoclassical growth model, also known as the Solow–Swan growth model or exogenous growth model, is a class of economic models of long run economic growth set within the framework of neoclassical economics.… …
58Emergy — The term Emergy was originally coined by David M. Scienceman in collaboration with the late Howard T. Odum. H.T.Odum used emergy to mean both sequestered energy and emergent property of energy use [ H.T.Odum, 1988,… …
59Net output — is an accounting concept used in national accounts such as the United Nations System of National Accounts (UNSNA) and the NIPAs, and sometimes in corporate or government accounts. The concept was originally invented to measure the total net… …
60Steam engine — A steam engine is a heat engine that performs mechanical work using steam as its working fluid. [ [http://www.britannica.com/EBchecked/topic/564472/steam engine steam engine Britannica Online Encyclopedia ] ] Steam engines have a long history,… …
