Inflation
Table 1. Price Comparisons, 1970 and 2014
Items
|
1970
|
2014
|
Pound of ground beef
|
$0.66
|
$4.16
|
Pound of butter
|
$0.87
|
$2.93
|
Movie ticket
|
$1.55
|
$8.17
|
Sales price of new home (median)
|
$22,000
|
$280,000
|
New car
|
$3,000
|
$32,531
|
Gallon of gasoline
|
$0.36
|
$3.36
|
Average hourly wage for a manufacturing worker
|
$3.23
|
$19.55
|
Per capita GDP
|
$5,069
|
$53,041.98
| Calculating Inflation with Index Numbers
Base Year: arbitrary year whose value as an index number is defined as 100; inflation from the base year to other years can easily be seen by comparing the index number in the other year to the index number in the base year—i.e., 100; so, if the index number for a year is 105, then there has been exactly 5% inflation between that year and the base year
Index Number: a unit-free measure of an economic indicators; index numbers are based on a value of 100, which makes it easy to measure percent changes
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