A university student has a weekly budget of $40 for coffee and pastries. They find that their optimal weekly purchase is 5 coffees at $4 each and 4 pastries at $5 each. One month, the coffee shop announces that due to rising costs, all items on their menu will increase in price by exactly 25%. At the same time, the student receives a 25% increase in their weekly allowance for food and drink. Assuming the student's preferences for coffee and pastries remain unchanged, what will their new optimal weekly purchase be?

Evaluating a Business Strategy Amidst Inflation

If two individuals possess identical skills, education, and inherited wealth, any observed difference in their incomes must be attributed solely to their personal effort and productivity, as external economic factors would affect them equally.

Impact of Proportional Inflation on Consumer Choice

Consumer Behavior During Hyperinflation

A country experiences a period where the prices of all goods and services, as well as all wages and incomes, increase by exactly 15%. A commentator argues that the average person's economic well-being has decreased because the dollar amount required to purchase everyday items is now higher. This statement is correct.

Analyzing an Investment Decision

Evaluating a Public Policy Argument

Match each economic scenario with the description that best explains its effect on the relative prices of the goods involved.

Investment Strategy After a Market-Wide Stock Split

Impact of Proportional Inflation on Consumer Choice