ECO 121 (CBT 1)

In a market where 100 people sell all the network airtime, the sellers become ____________
Price maker
Price giver
Price taker
All of the options
All except _________ is wrong about perfect market.
MC > MR, and expansion possible
Demand curve is upward sloping
MR = 0
MR = P
Economics is the study of _______________
How society manages its scarce resources
How society manages its unlimited resources
How to fully satisfy our unlimited wants
How to reduce our wants until we are satisfied
If 20 percent increase in price of needle drives down quantity demanded by 2 percent, elasticity for needle is calculated as ___________
0.1
0.2
0.3
-0.1
__________ demand is a demand wherein quantity demanded does not respond at all to price change.
Perfectly inelastic
Imperfectly inelastic
Perfectly elastic
Imperfectly elastic
Perfectly inelastic demand is also known as ___________
Positive elastic demand
Elastic demand
Unit elastic demand
Zero elastic demand
If 10 percent decrease in price of fish led to a decrease in the quantity of meat supplied by 50 percent, the unit of cross elasticity is __________
0.2
40
60
5
Individuals and _________ work together to answer basic economic problems in relation to the scarce resources in the society.
Firms
Societies
Government
Institutions
Suppose you find N20. If you choose to use the N20 to go to a football match, your opportunity cost of going to the game is ___________
N20 (because you could have used the N20 to buy other things)
N20 (because you could have used the N20 to buy other things) plus the value of your time spent at the game
N20 (because you could have used the N20 to buy other things) plus the value of your time plus the value of the lunch you had at the game
All of the options
The following are determinants of demand elasticity, EXCEPT ____________
Consumers' income
Importance of a commodity
Level of technology
Addict or habit
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