出典:Wiktionary
Coined by American economist Paul Samuelson in the title of his 1948 paper expounding a theory for inferring consumer preference from purchasing habits.[1] Samuelson first published a version of his theory ten years earlier, in a 1938 paper, but did not use the term revealed preference in the 1938 paper.[2]
revealed preference (countable かつ uncountable, 複数形 revealed preferences)