Inefficient
51Market failure — is a concept within economic theory wherein the allocation of goods and services by a free market is not efficient. That is, there exists another conceivable outcome where a market participant may be made better off without making someone else… …
52Active galactic nucleus — An active galactic nucleus (AGN) is a compact region at the centre of a galaxy which has a much higher than normal luminosity over some or all of the electromagnetic spectrum (in the radio, infrared, optical, ultra violet, X ray and/or gamma ray… …
53Coase theorem — In law and economics, the Coase theorem (pronounced /ˈkoʊs/), attributed to Ronald Coase, describes the economic efficiency of an economic allocation or outcome in the presence of externalities. The theorem states that if trade in an externality… …
54Economy of the People's Republic of China — Economies of Special Administrative Regions of Hong Kong and Macau are administered separately from the rest of People s Republic of China. Therefore, the information below pertains only to mainland China unless specified otherwise. For the… …
55economic development — Process whereby simple, low income national economies are transformed into modern industrial economies. Theories of economic development the evolution of poor countries dependent on agriculture or resource extraction into prosperous countries… …
56Agriculture and Food Supplies — ▪ 2007 Introduction Bird flu reached Europe and Africa, and concerns over BSE continued to disrupt trade in beef. An international vault for seeds was under construction on an Arctic island. Stocks of important food fish species were reported… …
57Chinese economic reform — History of the People s Republic of China     1949–1976, The Mao Era         …
58Monetization of U.S. in-kind food aid — is the sale of food commodities purchased in and shipped from the United States and sold for local currency in a recipient country by cooperating sponsors , which are typically U.S. based non governmental organizations (NGOs) or recipient… …
59Ramjet — A ramjet, sometimes referred to as a stovepipe jet, or an athodyd, is a form of jet engine that contains no major moving parts. Unlike most other airbreathing jet engines, ramjets have no rotary compressor at the inlet, instead, the forward… …
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,… …
