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Give an example of a situation in which an individual's pursuit of economic self-interest may not benefit but instead harm the rest of society

Match each financial concept with its correct situation time value of money store of value personal disposable income consumer credit angela chooses between having $1,000 now, and investing it in a savings account so that she can have $1,050 a year from now. jane has $2,500 monthly to spend after she pays taxes david saves his money for the future so he can live comfortably in retirement lester uses a credit card to purchase a new ipad, as he cannot pay the entire amount now um. all rights reserved. there to search

Firms use marginal analysis to determine prices by a) changing prices in accordance with information from retailers. b) using comparisons with strong competitors to position prices accordingly. c) examining the effect on revenue of small changes to the price of one item. d) trying to minimize production costs by using better and more efficient methods.