41. Its component expenditures are based on purchasing power parities ( PPP both currency converters and spatial price deflators . 42. The price deflator measures the magnitude of price increases and detects whether higher costs drive consumers from a product. 43. The GDP price deflator , which measures price increases, stayed at previous estimates at 2.2 percent. 44. The deflator measures the magnitude of price increases and detects whether higher costs drive consumers away from a product. 45. It is often useful to consider implicit price deflators for certain subcategories of GDP, such as computer hardware. 46. Therefore, new expenditure patterns are allowed to show up in the deflator as people respond to changing prices. 47. The price deflator measures the magnitude of price increases and detects whether higher costs drive consumers away from a product. 48. The deflator measures both the magnitude of price increases and detects whether higher costs drive consumers away from a product. 49. The GDP deflator measures the magnitude of price increases and detects whether higher costs drive consumers away from a product. 50. And finally, questions about budget proposals, inflation deflators and tax trade-offs that call for extended homework.