Economics 1st Edition by Dean Karlan,Jonathan Morduch

تمرين 15

You're seated at a banquet that is beginning to become boring. Which of the following pieces of information are relevant to your decision to stay or go somewhere else?
a. Another party is happening at the same time, and you've heard that it's fun.
b. The dinner you were served was only so-so.
c. You haven't eaten dessert yet, and it looks delicious.
d. You paid $30 to attend the banquet.
e. The other party has a cover charge of $10.