basic assumptions about preference (3)
completeness
transitivity
more is better than less
completeness
consumers can compare and rank all possible baskets
(ignores costs)
transitivity
consumers can buy or choose according to rank
more is better than less
consumers always prefer more of a good rather than less
indifference in eco
2 bundles that give the same level of satisfaction
indifference curve
a curve representing all combinations of market baskets that provide a consumer with the same level of satisfaction