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- Author(s):
- Mulligan, Casey B.; Gil, Ricard; Sala-i-Martin, Xavier
- Date:
- 2004
- Subject:
- Public policy
- Content Type:
- Working papers
- Publisher:
- Department of Economics, Columbia University
- Permanent URL:
- http://hdl.handle.net/10022/AC:P:487
- Author(s):
- Mulligan, Casey B.; Gil, Ricard; Sala-i-Martin, Xavier
- Date:
- 2002
- Subject:
- Economics, Public policy
- Content Type:
- Working papers
- Publisher:
- Department of Economics, Columbia University
- Permanent URL:
- http://hdl.handle.net/10022/AC:P:355
