Check out the licence pricing model for MOSS 2007 (finally). These are the US prices, but it gives a good impression.
http://office.microsoft.com/en-us/sharepointserver/FX102176831033.aspx
| Servers | Estimated Price |
| Office SharePoint Server 2007 | $4424 |
| Office SharePoint Server 2007 for Search Standard | $8213 |
| Office SharePoint Server 2007 for Search Enterprise | $57,670 |
| Office Forms Server 2007 | $4424 |
| Client Access Licenses | Estimated Price |
| Office SharePoint Server 2007 Standard CAL | $94 |
| Office SharePoint Server 2007 Enterprise CAL1 | $75 |
| Office Forms Server 2007 CAL | $54 |
| Office SharePoint Designer 2007 | $187 |
| Internet Facing Sites | Estimated Price |
| Office SharePoint Server 2007 for Internet sites | $40,943 |
| Office Forms Server 2007 for Internet sites | $22,118 |
1To be licensed for the Enterprise Edition functionality of Office SharePoint Server 2007, both the Standard and Enterprise client access licenses are required.