JAMB Economics Past Questions & Answers - Page 115

571.

All the following are the canons of taxation given by Adam Smith except

A.

Objective

B.

Economy

C.

Convenience

D.

Certainty

Correct answer is A

There are four principles given by Adam Smith which include equality/ability to pay, economy, convenience and certainty. Objective is not a canon of taxation.

572.

The concentration of industries in a particular geographical area is

A.

Localization of industries

B.

Roles of industrialization

C.

Location of industry

D.

Strategies of industrialization

Correct answer is A

Localisation means the concentration of a certain industry in a particular area, locality or region. Localisation is related to the territorial division of labour, that is, specialisation by areas or regions. A certain town or region tends to specialise in the production of a particular commodity.

573.

The market in which the operators are many and none of them can influence the price is

A.

Stock exchange market

B.

Imperfect market

C.

Perfect market

D.

Exchange market

Correct answer is C

The Perfect Competition is a market structure where a large number of buyers and sellers are present, and all are engaged in the buying and selling of the homogeneous products at a single price prevailing in the market.

574.

Which of the following best describes the mode? the

A.

Observation with the highest frequency

B.

Average of two middle numbers

C.

Item that occupies the middle position

D.

Difference of two extreme values

Correct answer is A

No explanation has been provided for this answer.

575.

From the table above, find the values of E and F respectively

A.

27 and 1

B.

68 and 12

C.

28 and 5

D.

12 and 19

Correct answer is A

To get the total product for E multiply unit of labour by the average product. 
Thus we have 3 x 9 = 27

marginal product for F is gotten as change in the total product. Thus we have 28 - 27 = 1

Unit of labor Total product  Average product Marginal product
1 8 8 -
2 20 10 12
3 27 9 7
4 28 7 1
5 40 8 12