Needless to say, the partial equilibrium assumptions involved in the domestic demand schedules and the neglect of aggregative relations constitute a serious defect of such a model except as a rough first approximation to the answers in especially favorable cases. Good economic theory will recognize these limitations rather than be predisposed to neglect them.
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About Paul Samuelson
Paul Samuelson was a 20th-century American economist and nobel laureate. Paul Anthony Samuelson was an American economist who was the first American to win the Nobel Memorial Prize in Economic Sciences. When awarding the prize in 1970, the Swedish Royal Academies stated that he "has done more than any other contemporary economist to raise the level of scientific analysis in economic theory". Read more on Wikipedia →