A significant increase in the demand for petrol could cause the price ceiling to become a binding constraint

A significant increase in the supply of petrol could cause the price ceiling to become a binding constraint.

There will be a shortage of petrol

There will be a surplus of petrol.

A teenage worker with few qualifications

A manual worker with fifteen years of work experience

A professional worker with a university degree

All three are equally likely to find it difficult to get a job

supply curve downward by the size of the tax per unit

supply curve upward by the size of the tax per unit

demand curve upward by the size of the tax per unit

demand curve downward by the size of the tax per unit

demand curve downward by the size of the tax per unit.

supply curve downward by the size of the tax per unit.

demand curve upward by the size of the tax per unit.

supply curve upward by the size of the tax per unit

a decrease in the price buyers pay, an increase in the price sellers receive, and a decrease in the quantity sold

an increase in the price buyers pay, a decrease in the price sellers receive, and an increase in the quantity sold

a decrease in the price buyers pay, an increase in the price sellers receive, and an increase in the quantity sold

an increase in the price buyers pay, a decrease in the price sellers receive, and a decrease in the quantity sold