If there are two goods with positive prices and the price of one good is reduced, while income and other prices remain constant, then the size of the budget set is reduced.

Budget Set

The collection of all possible combinations of goods and services that a consumer can afford with a given budget at current prices.

Price Reduced

A decrease in the cost at which goods or services are sold, typically to stimulate demand or clear inventory.

Positive Prices

Prices that are above zero, indicating that goods or services have a monetary value that consumers need to pay to acquire them.