Whether a monopolist is able to increase his revenue by restricting his output depends on the shape of the_________

An example of a vertical combination is the merger of_________

When of the following matters may account for changes in supply?

I - technological advances in an industry
II - changes in labour costs
III - changes in source of supply
IV - changes in levels of taxation

A supply curve slopes upwards from the left to the right indicating__________

Use the following information given to answer this question

Total of all expenditure incurred during the year ₤ 80,000m
Indirect taxes on goods and services ₤ 8,000m
Capital consumption ₤ 6,000m

National income is__________