Marginal revenue product of labour is calculated as: MCQ with Answer and Explanation

Explanation:
Monopsony refers to a market with a single buyer. While monopsony is a market structure, the option 'Monopsony of labour only' incorrectly restricts it. Standard market structures are perfect competition, monopoly, monopolistic competition and oligopoly.

Explanation:
Fixed costs do not change with the level of output in the short run; they must be incurred even if output is zero.

Explanation:
In a progressive tax system, the tax rate increases with an increase in the taxable income, placing a higher burden on higher-income groups.