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8 Cards in this Set
- Front
- Back
Consumer Price Index(CPI) |
A measure of the overall cost of the goods and services bought by a typical consumer |
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Inflation Rate |
the percentage change in the price index from the preceding period |
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Producer price Index |
a measure of the cost of a basket of goods and services bought by the firms |
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Indexation |
The automatic correction by law or contract of a dollar amount for the effects of inflation |
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Nominal Interest Rate |
The interest rate as usually reported without a correction for the effects of inflation |
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Real interest rate |
The interest rate corrected for the effects of inflation |
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Three problems with CPI |
1)Substitution Bias- Prices change from one year to the next they do not all change proportionately 2. Introduction of New Goods- consumers have more variety from which to choose 3) Unmeasured Quality- Quality of a good deteriorates from one year to the next while its price remains the same.
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Equation for Real interest rate is |
Real interest rate= Nominal rate - inflation rate |