| Original language | English |
|---|---|
| Journal | American Economic Review |
| Volume | 98 |
| Issue number | 2 |
| Pages (from-to) | 523-528 |
| Number of pages | 6 |
| ISSN | 0002-8282 |
| DOIs | |
| Publication status | Published - May 2008 |
| Externally published | Yes |
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