Malthus population theory stated that
Higher death rate may lead to low productivity
Population may outgrow the means of subsistence
People will always decide to have children
Migration may leave some parts of the world barren
Correct answer is B
No explanation has been provided for this answer.
Which of the following statements about population is correct?
Optimum population whenever achieved does not change
Under-population implies that available resources are not use to full capacity
Over-population leads to a higher per capital output
Optimum population leads to overcrowding of cities
Correct answer is B
No explanation has been provided for this answer.
A commodity is said to have derived demand when it
Has a joint demand with another commodity
Is demanded by the rich only
Is demanded for immediate consumption
Is demanded because of what it can help to produce
Correct answer is D
No explanation has been provided for this answer.
An increase in the demand for butter reduces the demand for margarine, this type of demand is called
Competitive demand
Elastic demand
Derived demand
Composite demand
Correct answer is A
No explanation has been provided for this answer.
When elasticity is zero the demand curve is
Perfectly elastic
Perfectly inelastic
Concave
Downward sloping
Correct answer is B
No explanation has been provided for this answer.