PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • However, two decades later, his production function was widely used, being adopted by economists such as Paul Samuelson and Robert Solow.[2] The Cobb???Douglas production function is especially notable for being the first time an aggregate or economy-wide production function had been developed, estimated, and then presented to the profession for analysis; it marked a landmark change in how economi
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  • wikipedia.org