WAEC Economics Past Questions & Answers - Page 146

726.

The transformation curve slopes indicate that

A.

Opportunity cost of producing one commodity for another

B.

Opportunity cost of producing two commodities at a time

C.

Sales of the plants to other investors

D.

Decrease in the cost of production

Correct answer is A

The transformation curve shows the amount of commodity X that the economy has to give up to obtain an additional unit of commodity Y (and vice versa). It simply shows the opportunity cost of producing one thing against another (the forgone alternative to get something else).

727.

In the long run all factors of production are

A.

Expensive

B.

Variable

C.

Durable

D.

Fixed

Correct answer is B

The long run is a period in production where factors of production are variable/changes.

728.

Small scale enterprises are important in a country because

A.

They usually produce goods for the dependants

B.

They provide after-sales service only to the rich

C.

The price of their products are fixed

D.

They render personalized service to the consumers

Correct answer is D

Small scale enterprises are important as they offer personalized customer service. These services refers to delivering customized services that cater to the exact needs and wants of the customer.

729.

If the co-efficient of elasticity of demand is 1.5, then the demand is

A.

Fairly inelastic

B.

Perfectly elastic

C.

Elastic

D.

Inelastic

Correct answer is C

A 1.5 co-efficient of elasticity of demand means that the demand is elastic. This means that a small change in price leads to a large change in quantity demanded. Meaning the product is elastic (or sensitive to price changes).

730.

Which of the following determinants of supply cannot be predicted easily?

A.

Price of the commodity

B.

New techniques of production

C.

National emergencies

D.

Mobility of labour

Correct answer is C

National emergencies are unforeseen events that affect a geographical location, hence leading to a stop or slow down economic activities. An example of such is an outbreak of an epidemic, wars, natural disasters, etc. These emergencies are unpredictable and as such can cause a change in supply.