NOTES
| Title | Release Dates | |
|
|
||
| Federal-Aid Roads Under Construction for United States | 2005-08-01 | 2005-08-01 |
| Source | ||
|
|
||
| National Bureau of Economic Research | 2005-08-01 | 2005-08-01 |
| Release | ||
|
|
||
| NBER Macrohistory Database | 2005-08-01 | 2005-08-01 |
| Units | ||
|
|
||
| Miles of Road | 2005-08-01 | 2005-08-01 |
| Frequency | ||
|
|
||
| Monthly | 2005-08-01 | 2005-08-01 |
| Seasonal Adjustment | ||
|
|
||
| Not Seasonally Adjusted | 2005-08-01 | 2005-08-01 |
| Notes | ||
|
|
||
|
Series Is Presented Here As 2 Variables: (1) Original Data, 1922-26; (2) Original Data, 1924-43. Source: Dept. Of Commerce This NBER data series m02094b appears on the NBER website in Chapter 2 at http://www.nber.org/databases/macrohistory/contents/chapter02.html. NBER Indicator: m02094b |
2005-08-01 | 2005-08-01 |
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