Suppоse аn ecоnоmy produces two goods, food аnd mаchines. This economy always operates on its production possibilities frontier. Last year, it produced 1,000 units of food and 47 machines. This year, it experienced a technological advance in its machine-making industry. As a result, this year, the society wants to produce 1,050 units of food and 47 machines. Which of the following statements is correct?