Arrows Impossibility Theorem and ways out of impossibility

What’s Arrow’s impossibility theorem? This movie gives a ten-minute introduction to social choice theory. It also touches on some recent developments. Contents Examples 0:41 Impossibility theorem 3:54 Ways out of the impossibility 7:06 Kenneth J. Arrow, Arrow’s impossibility theorem, social choice theory, voting theory, rank aggregation, positive political theory, rational choice, political science, microeconomics, welfare economics, normative economics, discrete mathematics.