Shieh, Yeung-Nan - In: Economics Bulletin 2 (2005) 1, pp. 1-5
This paper shows the first presentation of consumer's surplus as a definite integral is in Launhardt''s 1885 masterpiece, Mathematische Begrundung Der Volkswirtschaftslehre. In chapter 32, Launhardt applied integral calculus to derive the consumer''s surplus of a decrease in the freight rate for...
