20. If increasingly more units of good Y must be given up as each successive unit of good X is produced, then the PPF for these two goods is 21. Consider the following combinations of guns and butter that can be produced: 0 guns, 20,000 units of butter; 5,000 guns, 15,000 units of butter; 10,000 guns, 10,000 units of butter; 15,000 guns, 5,000 units of butter; 20,000 guns, 0 units of butter. The PPF between guns and butter is 22. of the following statements is true? 23. A PPF can
20. If increasingly more units of good Y must be given up as each successive unit of good X is produced, then the PPF for these two goods is 21. Consider the following combinations of guns and butter that can be produced: 0 guns, 20,000 units of butter; 5,000 guns, 15,000 units of butter; 10,000 guns, 10,000 units of butter; 15,000 guns, 5,000 units of butter; 20,000 guns, 0 units of butter. The PPF between guns and butter is 22. of the following statements is true? 23. A PPF can