Net migration is the difference between

A. population and census

B. immigrants and emigrants

C. per capita income and population

D. internal and external migration

Wages are to some extent, determined by the

A. Marginal utility of labour

B. average utility of labour

C. marginal productivity of labour

D. total output of labour

The movement along the same curve is a

A. change in demand

B. change in quantity demanded

C. shift in demand

D. market demand

An industry can best be described as

A. a place where goods are processed

B. a place where different firms produced different goods

C. an aggregation of indidvidual firms producing similar commodities

D. the concentration of various firm in the same locality

An association of workers in a particular industry, firm or line of job is called

A. Trade union

B. Trade association

C. Chamber of commerce

D. Assembly of workers

Average Variable Cost (AVC) curve

A. is U-shaped

B. rises from left to right

C. Slopes upwards

D. is horizontal to the X-axis

The income elasticity of a normal goods is

A. positive

B. negative

C. zero

D. fixed

The demand for a commodity that serves two or more purposes is

A. competitive demand

B. complemetary demand

C. composite demand

D. derived demand

The charging of different prices to different group of buyers for the same goods or services is called

A. monopolistic competition

B. price determination

C. price discrimination

D. monopoly

A tax on a commodity whose demand is perfectly inelastic will fall heavily on the

A. consumer

B. manufacturer

C. wholesaler

D. retailer