Business, 25.07.2020 22:01 railfan98

Bullie Jean has $1.20 to spend and wants to buy cither a new amplifier for her guitar or a new mp3 player to listen to music while working out. Both the amplifier and the mp3 player cost $120, so she can only buy one. This illustrates the basic concept that:. a. trade can make everyone better off.
b. people face trade-ofts.
c. rational people think at the margin.
d. decisions made at the margin are not particularly important .

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Bullie Jean has $1.20 to spend and wants to buy cither a new amplifier for her guitar or a new mp3 p...

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