F.4 econ一問- -

lunpkpk

Mary and John each bought a $20 Olympic memorial banknote. Each of them had to pay $138
and queue up for a whole day for the purchase.

(a) Define opportunity cost.
(b) ''Mary's opportunity cost of purchasing the Olympic memorial banknote would be the sameas John's''
Explain whether this statement is definitely correct.

john456

f4係高中- -

lunpkpk

唔知邊度問- -
因為好急

john456

http://www1.nakuz.com/bbs/forumdisplay.php?fid=1659
呢到
會比初中區多人小小...

aaq1234

Mary and John each bought a $20 Olympic memorial banknote. Each of them had to pay $138
and queue up ...
lunpkpk 發表於 15-9-2010 18:38

    唔係高中牙,大佬

lunpkpk

唔係高中牙,大佬
aaq1234 發表於 19-9-2010 08:38

hkcee題黎...
呀sir派的

john456

hkcee題黎...
呀sir派的
lunpkpk 發表於 19-9-2010 16:33

但係你係中4呢- -
e到係初中學區

aaq1234

hkcee題黎...
呀sir派的
lunpkpk 發表於 19-9-2010 16:33

55唔好文盲

lunpkpk

55唔好文盲
aaq1234 發表於 19-9-2010 18:24

咩文盲- -
唔知你想嘈我定幫我..

aaq1234

咩文盲- -
唔知你想嘈我定幫我..
lunpkpk 發表於 19-9-2010 19:12

    sor,我幫唔到你