Detailed Instructions: In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.
Q: A plot named for this man contains a line graph representing the partial sum of an underlying bar graph. In Cours d'conomie politique, he introduced a namesake law describing income distribution. He suggested replacing the term "utility" with "ophelimity," and his namesake distribution has the heavy-tailed property. He claimed that "residue" and "derivation" cause human action, and discussed the (*) "circulation of elites," in Mind and Society, and in Manual of Political Economy, he introduced indifference curves. For 10 points, identify this Italian economist, who names a situation where no person can better themselves without worsening someone else, his namesake optimum.
A:
Social Science