In one article, this man wrote that the title concept is a "spiritual fact" and imagined a scheme of life within which labor is "substantially ignoble." A section of a book by this man decries a certain practice as "a hindrance to the highest industrial efficiency" of communities and asserts that the title phenomenon arises as a result of man's predatory nature. This man argued that a "close knit body of theory" was central to a Darwinian perspective of science, and that (*) economics doesn't meet that criteria in "Why Economics is Not an Evolutionary Science." This man included the section "The Belief in Luck" in a book where he used the example of a Polynesian chief and the King of France 
In one article, this man wrote that the title concept is a "spiritual fact" and imagined a scheme of life within which labor is "substantially ignoble." A section of a book by this man decries a certain practice as "a hindrance to the highest industrial efficiency" of communities and asserts that the title phenomenon arises as a result of man's predatory nature. This man argued that a "close knit body of theory" was central to a Darwinian perspective of science, and that (*) economics doesn't meet that criteria in "Why Economics is Not an Evolutionary Science." This man included the section "The Belief in Luck" in a book where he used the example of a Polynesian chief and the King of France to demonstrate his concept of the non-productive consumption of time. For 10 points, name this economist who wrote about "conspicuous consumption" in Theory of the Leisure Class.
In one article, this man wrote that the title concept is a "spiritual fact" and imagined a scheme of life within which labor is "substantially ignoble."
Thorstein Bunde Veblen